Home / 73,755,915.69-101,780,494.65-40,715,455.17

Finding the Fourth Proportional to 73,755,915.69, 101,780,494.65 and 40,715,455.17

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Solution

The fourth proportional to 73,755,915.69, 101,780,494.65 and 40,715,455.17 is: 56,185,854.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,755,915.69 : 101,780,494.65 = 40,715,455.17 : x
  2. Step 2: Convert to fraction form
    73,755,915.69/101,780,494.65 = 40,715,455.17/x
  3. Step 3: Cross multiply
    73,755,915.69x = 101,780,494.65 × 40,715,455.17
  4. Step 4: Simplify right side
    73,755,915.69x = 4,144,039,167,102,500.50
  5. Step 5: Solve for x
    x = 4,144,039,167,102,500.50/73,755,915.69
  6. Step 6: Final answer
    x = 56,185,854.77

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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.