Home / 22,208,474.52-30,650,098.14-13,042,436.76

Finding the Fourth Proportional to 22,208,474.52, 30,650,098.14 and 13,042,436.76

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Solution

The fourth proportional to 22,208,474.52, 30,650,098.14 and 13,042,436.76 is: 17,999,974.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,208,474.52 : 30,650,098.14 = 13,042,436.76 : x
  2. Step 2: Convert to fraction form
    22,208,474.52/30,650,098.14 = 13,042,436.76/x
  3. Step 3: Cross multiply
    22,208,474.52x = 30,650,098.14 × 13,042,436.76
  4. Step 4: Simplify right side
    22,208,474.52x = 399,751,966,678,743.62
  5. Step 5: Solve for x
    x = 399,751,966,678,743.62/22,208,474.52
  6. Step 6: Final answer
    x = 17,999,974.12

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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.