Home / 57,672,023.60-86,508,035.40-55,121,106.80

Finding the Fourth Proportional to 57,672,023.60, 86,508,035.40 and 55,121,106.80

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Solution

The fourth proportional to 57,672,023.60, 86,508,035.40 and 55,121,106.80 is: 82,681,660.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,672,023.60 : 86,508,035.40 = 55,121,106.80 : x
  2. Step 2: Convert to fraction form
    57,672,023.60/86,508,035.40 = 55,121,106.80/x
  3. Step 3: Cross multiply
    57,672,023.60x = 86,508,035.40 × 55,121,106.80
  4. Step 4: Simplify right side
    57,672,023.60x = 4,768,418,658,341,581
  5. Step 5: Solve for x
    x = 4,768,418,658,341,581/57,672,023.60
  6. Step 6: Final answer
    x = 82,681,660.20

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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.