Home / 10,347,778.20-15,521,667.30-9,568,331.40

Finding the Fourth Proportional to 10,347,778.20, 15,521,667.30 and 9,568,331.40

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Solution

The fourth proportional to 10,347,778.20, 15,521,667.30 and 9,568,331.40 is: 14,352,497.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,347,778.20 : 15,521,667.30 = 9,568,331.40 : x
  2. Step 2: Convert to fraction form
    10,347,778.20/15,521,667.30 = 9,568,331.40/x
  3. Step 3: Cross multiply
    10,347,778.20x = 15,521,667.30 × 9,568,331.40
  4. Step 4: Simplify right side
    10,347,778.20x = 148,516,456,606,943.22
  5. Step 5: Solve for x
    x = 148,516,456,606,943.22/10,347,778.20
  6. Step 6: Final answer
    x = 14,352,497.10

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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.