Home / 54,407,729.60-81,505,306.20-32,778,080.90

Finding the Fourth Proportional to 54,407,729.60, 81,505,306.20 and 32,778,080.90

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Solution

The fourth proportional to 54,407,729.60, 81,505,306.20 and 32,778,080.90 is: 49,103,087.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,407,729.60 : 81,505,306.20 = 32,778,080.90 : x
  2. Step 2: Convert to fraction form
    54,407,729.60/81,505,306.20 = 32,778,080.90/x
  3. Step 3: Cross multiply
    54,407,729.60x = 81,505,306.20 × 32,778,080.90
  4. Step 4: Simplify right side
    54,407,729.60x = 2,671,587,520,402,871.50
  5. Step 5: Solve for x
    x = 2,671,587,520,402,871.50/54,407,729.60
  6. Step 6: Final answer
    x = 49,103,087.74

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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.