Home / 57,785,883.18-79,744,499.49-31,679,840.49

Finding the Fourth Proportional to 57,785,883.18, 79,744,499.49 and 31,679,840.49

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Solution

The fourth proportional to 57,785,883.18, 79,744,499.49 and 31,679,840.49 is: 43,718,169.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,785,883.18 : 79,744,499.49 = 31,679,840.49 : x
  2. Step 2: Convert to fraction form
    57,785,883.18/79,744,499.49 = 31,679,840.49/x
  3. Step 3: Cross multiply
    57,785,883.18x = 79,744,499.49 × 31,679,840.49
  4. Step 4: Simplify right side
    57,785,883.18x = 2,526,293,023,798,086
  5. Step 5: Solve for x
    x = 2,526,293,023,798,086/57,785,883.18
  6. Step 6: Final answer
    x = 43,718,169.30

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.