Home / 26,887,590,043.74-37,108,127,943.10-15,303,013,478.21

Finding the Fourth Proportional to 26,887,590,043.74, 37,108,127,943.10 and 15,303,013,478.21

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Solution

The fourth proportional to 26,887,590,043.74, 37,108,127,943.10 and 15,303,013,478.21 is: 21,120,010,426.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,887,590,043.74 : 37,108,127,943.10 = 15,303,013,478.21 : x
  2. Step 2: Convert to fraction form
    26,887,590,043.74/37,108,127,943.10 = 15,303,013,478.21/x
  3. Step 3: Cross multiply
    26,887,590,043.74x = 37,108,127,943.10 × 15,303,013,478.21
  4. Step 4: Simplify right side
    26,887,590,043.74x = 567,866,182,064,400,367,616
  5. Step 5: Solve for x
    x = 567,866,182,064,400,367,616/26,887,590,043.74
  6. Step 6: Final answer
    x = 21,120,010,426.40

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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.