Home / 57,672,034.10-86,508,051.15-55,121,117.30

Finding the Fourth Proportional to 57,672,034.10, 86,508,051.15 and 55,121,117.30

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Solution

The fourth proportional to 57,672,034.10, 86,508,051.15 and 55,121,117.30 is: 82,681,675.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,672,034.10 : 86,508,051.15 = 55,121,117.30 : x
  2. Step 2: Convert to fraction form
    57,672,034.10/86,508,051.15 = 55,121,117.30/x
  3. Step 3: Cross multiply
    57,672,034.10x = 86,508,051.15 × 55,121,117.30
  4. Step 4: Simplify right side
    57,672,034.10x = 4,768,420,434,833,550
  5. Step 5: Solve for x
    x = 4,768,420,434,833,550/57,672,034.10
  6. Step 6: Final answer
    x = 82,681,675.95

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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.