Home / 49,876,538.80-74,773,336.20-21,144,737.20

Finding the Fourth Proportional to 49,876,538.80, 74,773,336.20 and 21,144,737.20

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Solution

The fourth proportional to 49,876,538.80, 74,773,336.20 and 21,144,737.20 is: 31,699,524.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,876,538.80 : 74,773,336.20 = 21,144,737.20 : x
  2. Step 2: Convert to fraction form
    49,876,538.80/74,773,336.20 = 21,144,737.20/x
  3. Step 3: Cross multiply
    49,876,538.80x = 74,773,336.20 × 21,144,737.20
  4. Step 4: Simplify right side
    49,876,538.80x = 1,581,062,543,516,246.75
  5. Step 5: Solve for x
    x = 1,581,062,543,516,246.75/49,876,538.80
  6. Step 6: Final answer
    x = 31,699,524.10

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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.