Home / 10,368,948.30-15,526,206.45-7,319,849.10

Finding the Fourth Proportional to 10,368,948.30, 15,526,206.45 and 7,319,849.10

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Solution

The fourth proportional to 10,368,948.30, 15,526,206.45 and 7,319,849.10 is: 10,960,560.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,368,948.30 : 15,526,206.45 = 7,319,849.10 : x
  2. Step 2: Convert to fraction form
    10,368,948.30/15,526,206.45 = 7,319,849.10/x
  3. Step 3: Cross multiply
    10,368,948.30x = 15,526,206.45 × 7,319,849.10
  4. Step 4: Simplify right side
    10,368,948.30x = 113,649,488,309,446.69
  5. Step 5: Solve for x
    x = 113,649,488,309,446.69/10,368,948.30
  6. Step 6: Final answer
    x = 10,960,560.80

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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.