Home / 28,917,000.30-43,375,500.45-27,641,541.90

Finding the Fourth Proportional to 28,917,000.30, 43,375,500.45 and 27,641,541.90

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Solution

The fourth proportional to 28,917,000.30, 43,375,500.45 and 27,641,541.90 is: 41,462,312.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,917,000.30 : 43,375,500.45 = 27,641,541.90 : x
  2. Step 2: Convert to fraction form
    28,917,000.30/43,375,500.45 = 27,641,541.90/x
  3. Step 3: Cross multiply
    28,917,000.30x = 43,375,500.45 × 27,641,541.90
  4. Step 4: Simplify right side
    28,917,000.30x = 1,198,965,713,122,143.75
  5. Step 5: Solve for x
    x = 1,198,965,713,122,143.75/28,917,000.30
  6. Step 6: Final answer
    x = 41,462,312.85

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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.