Home / 21,984,820.20-32,977,230.30-15,182,375.40

Finding the Fourth Proportional to 21,984,820.20, 32,977,230.30 and 15,182,375.40

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Solution

The fourth proportional to 21,984,820.20, 32,977,230.30 and 15,182,375.40 is: 22,773,563.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,984,820.20 : 32,977,230.30 = 15,182,375.40 : x
  2. Step 2: Convert to fraction form
    21,984,820.20/32,977,230.30 = 15,182,375.40/x
  3. Step 3: Cross multiply
    21,984,820.20x = 32,977,230.30 × 15,182,375.40
  4. Step 4: Simplify right side
    21,984,820.20x = 500,672,690,066,854.62
  5. Step 5: Solve for x
    x = 500,672,690,066,854.62/21,984,820.20
  6. Step 6: Final answer
    x = 22,773,563.10

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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.