Home / 60,932,778.20-91,346,023.20-36,681,353.90

Finding the Fourth Proportional to 60,932,778.20, 91,346,023.20 and 36,681,353.90

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Solution

The fourth proportional to 60,932,778.20, 91,346,023.20 and 36,681,353.90 is: 54,990,038.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,932,778.20 : 91,346,023.20 = 36,681,353.90 : x
  2. Step 2: Convert to fraction form
    60,932,778.20/91,346,023.20 = 36,681,353.90/x
  3. Step 3: Cross multiply
    60,932,778.20x = 91,346,023.20 × 36,681,353.90
  4. Step 4: Simplify right side
    60,932,778.20x = 3,350,695,804,356,810.50
  5. Step 5: Solve for x
    x = 3,350,695,804,356,810.50/60,932,778.20
  6. Step 6: Final answer
    x = 54,990,038.26

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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.