Home / 42,288,000.30-63,432,000.45-22,090,617.90

Finding the Fourth Proportional to 42,288,000.30, 63,432,000.45 and 22,090,617.90

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Solution

The fourth proportional to 42,288,000.30, 63,432,000.45 and 22,090,617.90 is: 33,135,926.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,288,000.30 : 63,432,000.45 = 22,090,617.90 : x
  2. Step 2: Convert to fraction form
    42,288,000.30/63,432,000.45 = 22,090,617.90/x
  3. Step 3: Cross multiply
    42,288,000.30x = 63,432,000.45 × 22,090,617.90
  4. Step 4: Simplify right side
    42,288,000.30x = 1,401,252,084,573,578
  5. Step 5: Solve for x
    x = 1,401,252,084,573,578/42,288,000.30
  6. Step 6: Final answer
    x = 33,135,926.85

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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.