Home / 8,078,176.90-12,096,270.15-6,384,564.10

Finding the Fourth Proportional to 8,078,176.90, 12,096,270.15 and 6,384,564.10

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Solution

The fourth proportional to 8,078,176.90, 12,096,270.15 and 6,384,564.10 is: 9,560,252.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,078,176.90 : 12,096,270.15 = 6,384,564.10 : x
  2. Step 2: Convert to fraction form
    8,078,176.90/12,096,270.15 = 6,384,564.10/x
  3. Step 3: Cross multiply
    8,078,176.90x = 12,096,270.15 × 6,384,564.10
  4. Step 4: Simplify right side
    8,078,176.90x = 77,229,412,143,591.61
  5. Step 5: Solve for x
    x = 77,229,412,143,591.61/8,078,176.90
  6. Step 6: Final answer
    x = 9,560,252.65

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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.