Home / 57,898,488.40-86,847,732.60-57,002,693.20

Finding the Fourth Proportional to 57,898,488.40, 86,847,732.60 and 57,002,693.20

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Solution

The fourth proportional to 57,898,488.40, 86,847,732.60 and 57,002,693.20 is: 85,504,039.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,898,488.40 : 86,847,732.60 = 57,002,693.20 : x
  2. Step 2: Convert to fraction form
    57,898,488.40/86,847,732.60 = 57,002,693.20/x
  3. Step 3: Cross multiply
    57,898,488.40x = 86,847,732.60 × 57,002,693.20
  4. Step 4: Simplify right side
    57,898,488.40x = 4,950,554,656,513,438
  5. Step 5: Solve for x
    x = 4,950,554,656,513,438/57,898,488.40
  6. Step 6: Final answer
    x = 85,504,039.80

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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.