Home / 10,347,778.70-15,521,668.05-9,568,331.90

Finding the Fourth Proportional to 10,347,778.70, 15,521,668.05 and 9,568,331.90

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Solution

The fourth proportional to 10,347,778.70, 15,521,668.05 and 9,568,331.90 is: 14,352,497.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,347,778.70 : 15,521,668.05 = 9,568,331.90 : x
  2. Step 2: Convert to fraction form
    10,347,778.70/15,521,668.05 = 9,568,331.90/x
  3. Step 3: Cross multiply
    10,347,778.70x = 15,521,668.05 × 9,568,331.90
  4. Step 4: Simplify right side
    10,347,778.70x = 148,516,471,544,025.81
  5. Step 5: Solve for x
    x = 148,516,471,544,025.81/10,347,778.70
  6. Step 6: Final answer
    x = 14,352,497.85

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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.