Home / 72,433,122.30-108,612,358.65-26,971,515.90

Finding the Fourth Proportional to 72,433,122.30, 108,612,358.65 and 26,971,515.90

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Solution

The fourth proportional to 72,433,122.30, 108,612,358.65 and 26,971,515.90 is: 40,443,375.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,433,122.30 : 108,612,358.65 = 26,971,515.90 : x
  2. Step 2: Convert to fraction form
    72,433,122.30/108,612,358.65 = 26,971,515.90/x
  3. Step 3: Cross multiply
    72,433,122.30x = 108,612,358.65 × 26,971,515.90
  4. Step 4: Simplify right side
    72,433,122.30x = 2,929,439,958,264,977.50
  5. Step 5: Solve for x
    x = 2,929,439,958,264,977.50/72,433,122.30
  6. Step 6: Final answer
    x = 40,443,375.42

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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.