Home / 23,107,006.49-31,888,665.16-12,793,729.28

Finding the Fourth Proportional to 23,107,006.49, 31,888,665.16 and 12,793,729.28

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Solution

The fourth proportional to 23,107,006.49, 31,888,665.16 and 12,793,729.28 is: 17,655,897.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,107,006.49 : 31,888,665.16 = 12,793,729.28 : x
  2. Step 2: Convert to fraction form
    23,107,006.49/31,888,665.16 = 12,793,729.28/x
  3. Step 3: Cross multiply
    23,107,006.49x = 31,888,665.16 × 12,793,729.28
  4. Step 4: Simplify right side
    23,107,006.49x = 407,974,948,966,180.25
  5. Step 5: Solve for x
    x = 407,974,948,966,180.25/23,107,006.49
  6. Step 6: Final answer
    x = 17,655,897.97

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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.