Home / 57,478,891.70-86,218,337.55-37,071,557.30

Finding the Fourth Proportional to 57,478,891.70, 86,218,337.55 and 37,071,557.30

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Solution

The fourth proportional to 57,478,891.70, 86,218,337.55 and 37,071,557.30 is: 55,607,335.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,478,891.70 : 86,218,337.55 = 37,071,557.30 : x
  2. Step 2: Convert to fraction form
    57,478,891.70/86,218,337.55 = 37,071,557.30/x
  3. Step 3: Cross multiply
    57,478,891.70x = 86,218,337.55 × 37,071,557.30
  4. Step 4: Simplify right side
    57,478,891.70x = 3,196,248,040,795,566
  5. Step 5: Solve for x
    x = 3,196,248,040,795,566/57,478,891.70
  6. Step 6: Final answer
    x = 55,607,335.95

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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.