Home / 9,991,247.28-13,788,189.92-6,069,669.23

Finding the Fourth Proportional to 9,991,247.28, 13,788,189.92 and 6,069,669.23

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Solution

The fourth proportional to 9,991,247.28, 13,788,189.92 and 6,069,669.23 is: 8,376,306.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,991,247.28 : 13,788,189.92 = 6,069,669.23 : x
  2. Step 2: Convert to fraction form
    9,991,247.28/13,788,189.92 = 6,069,669.23/x
  3. Step 3: Cross multiply
    9,991,247.28x = 13,788,189.92 × 6,069,669.23
  4. Step 4: Simplify right side
    9,991,247.28x = 83,689,752,098,942.28
  5. Step 5: Solve for x
    x = 83,689,752,098,942.28/9,991,247.28
  6. Step 6: Final answer
    x = 8,376,306.76

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.