Home / 29,040,095.90-43,560,143.85-18,887,750.30

Finding the Fourth Proportional to 29,040,095.90, 43,560,143.85 and 18,887,750.30

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Solution

The fourth proportional to 29,040,095.90, 43,560,143.85 and 18,887,750.30 is: 28,331,625.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,040,095.90 : 43,560,143.85 = 18,887,750.30 : x
  2. Step 2: Convert to fraction form
    29,040,095.90/43,560,143.85 = 18,887,750.30/x
  3. Step 3: Cross multiply
    29,040,095.90x = 43,560,143.85 × 18,887,750.30
  4. Step 4: Simplify right side
    29,040,095.90x = 822,753,120,070,880.75
  5. Step 5: Solve for x
    x = 822,753,120,070,880.75/29,040,095.90
  6. Step 6: Final answer
    x = 28,331,625.45

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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.