Home / 42,165,734.40-63,248,601.60-41,717,836.80

Finding the Fourth Proportional to 42,165,734.40, 63,248,601.60 and 41,717,836.80

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Solution

The fourth proportional to 42,165,734.40, 63,248,601.60 and 41,717,836.80 is: 62,576,755.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,165,734.40 : 63,248,601.60 = 41,717,836.80 : x
  2. Step 2: Convert to fraction form
    42,165,734.40/63,248,601.60 = 41,717,836.80/x
  3. Step 3: Cross multiply
    42,165,734.40x = 63,248,601.60 × 41,717,836.80
  4. Step 4: Simplify right side
    42,165,734.40x = 2,638,594,839,377,019
  5. Step 5: Solve for x
    x = 2,638,594,839,377,019/42,165,734.40
  6. Step 6: Final answer
    x = 62,576,755.20

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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.