Home / 26,887,590,042.73-37,108,127,941.72-15,303,013,477.21

Finding the Fourth Proportional to 26,887,590,042.73, 37,108,127,941.72 and 15,303,013,477.21

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Solution

The fourth proportional to 26,887,590,042.73, 37,108,127,941.72 and 15,303,013,477.21 is: 21,120,010,425.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,887,590,042.73 : 37,108,127,941.72 = 15,303,013,477.21 : x
  2. Step 2: Convert to fraction form
    26,887,590,042.73/37,108,127,941.72 = 15,303,013,477.21/x
  3. Step 3: Cross multiply
    26,887,590,042.73x = 37,108,127,941.72 × 15,303,013,477.21
  4. Step 4: Simplify right side
    26,887,590,042.73x = 567,866,182,006,202,499,072
  5. Step 5: Solve for x
    x = 567,866,182,006,202,499,072/26,887,590,042.73
  6. Step 6: Final answer
    x = 21,120,010,425.02

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.