Home / 42,486,329.61-63,729,284.13-36,711,490.14

Finding the Fourth Proportional to 42,486,329.61, 63,729,284.13 and 36,711,490.14

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Solution

The fourth proportional to 42,486,329.61, 63,729,284.13 and 36,711,490.14 is: 55,067,053.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,486,329.61 : 63,729,284.13 = 36,711,490.14 : x
  2. Step 2: Convert to fraction form
    42,486,329.61/63,729,284.13 = 36,711,490.14/x
  3. Step 3: Cross multiply
    42,486,329.61x = 63,729,284.13 × 36,711,490.14
  4. Step 4: Simplify right side
    42,486,329.61x = 2,339,596,985,967,753.50
  5. Step 5: Solve for x
    x = 2,339,596,985,967,753.50/42,486,329.61
  6. Step 6: Final answer
    x = 55,067,053.51

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.