Home / 7,069,167.88-9,755,460.79-4,013,382.13

Finding the Fourth Proportional to 7,069,167.88, 9,755,460.79 and 4,013,382.13

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Solution

The fourth proportional to 7,069,167.88, 9,755,460.79 and 4,013,382.13 is: 5,538,472.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,069,167.88 : 9,755,460.79 = 4,013,382.13 : x
  2. Step 2: Convert to fraction form
    7,069,167.88/9,755,460.79 = 4,013,382.13/x
  3. Step 3: Cross multiply
    7,069,167.88x = 9,755,460.79 × 4,013,382.13
  4. Step 4: Simplify right side
    7,069,167.88x = 39,152,391,970,079.57
  5. Step 5: Solve for x
    x = 39,152,391,970,079.57/7,069,167.88
  6. Step 6: Final answer
    x = 5,538,472.51

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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.