Home / 18,049,937.10-27,072,000.45-5,267,445.90

Finding the Fourth Proportional to 18,049,937.10, 27,072,000.45 and 5,267,445.90

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Solution

The fourth proportional to 18,049,937.10, 27,072,000.45 and 5,267,445.90 is: 7,900,321.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,049,937.10 : 27,072,000.45 = 5,267,445.90 : x
  2. Step 2: Convert to fraction form
    18,049,937.10/27,072,000.45 = 5,267,445.90/x
  3. Step 3: Cross multiply
    18,049,937.10x = 27,072,000.45 × 5,267,445.90
  4. Step 4: Simplify right side
    18,049,937.10x = 142,600,297,775,150.66
  5. Step 5: Solve for x
    x = 142,600,297,775,150.66/18,049,937.10
  6. Step 6: Final answer
    x = 7,900,321.04

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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.