Home / 12,227,752.10-18,298,082.55-10,647,668.90

Finding the Fourth Proportional to 12,227,752.10, 18,298,082.55 and 10,647,668.90

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Solution

The fourth proportional to 12,227,752.10, 18,298,082.55 and 10,647,668.90 is: 15,933,584.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,227,752.10 : 18,298,082.55 = 10,647,668.90 : x
  2. Step 2: Convert to fraction form
    12,227,752.10/18,298,082.55 = 10,647,668.90/x
  3. Step 3: Cross multiply
    12,227,752.10x = 18,298,082.55 × 10,647,668.90
  4. Step 4: Simplify right side
    12,227,752.10x = 194,831,924,497,267.72
  5. Step 5: Solve for x
    x = 194,831,924,497,267.72/12,227,752.10
  6. Step 6: Final answer
    x = 15,933,584.76

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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.