Home / 8,553,650.31-12,795,016.91-6,516,480.87

Finding the Fourth Proportional to 8,553,650.31, 12,795,016.91 and 6,516,480.87

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Solution

The fourth proportional to 8,553,650.31, 12,795,016.91 and 6,516,480.87 is: 9,747,707.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,553,650.31 : 12,795,016.91 = 6,516,480.87 : x
  2. Step 2: Convert to fraction form
    8,553,650.31/12,795,016.91 = 6,516,480.87/x
  3. Step 3: Cross multiply
    8,553,650.31x = 12,795,016.91 × 6,516,480.87
  4. Step 4: Simplify right side
    8,553,650.31x = 83,378,482,892,759.11
  5. Step 5: Solve for x
    x = 83,378,482,892,759.11/8,553,650.31
  6. Step 6: Final answer
    x = 9,747,707.69

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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.