Home / 82,744,711.60-123,928,110.60-48,732,487.60

Finding the Fourth Proportional to 82,744,711.60, 123,928,110.60 and 48,732,487.60

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Solution

The fourth proportional to 82,744,711.60, 123,928,110.60 and 48,732,487.60 is: 72,987,445.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,744,711.60 : 123,928,110.60 = 48,732,487.60 : x
  2. Step 2: Convert to fraction form
    82,744,711.60/123,928,110.60 = 48,732,487.60/x
  3. Step 3: Cross multiply
    82,744,711.60x = 123,928,110.60 × 48,732,487.60
  4. Step 4: Simplify right side
    82,744,711.60x = 6,039,325,113,105,928
  5. Step 5: Solve for x
    x = 6,039,325,113,105,928/82,744,711.60
  6. Step 6: Final answer
    x = 72,987,445.32

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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.