Home / 8,451,487.29-12,678,246.19-2,985,459.65

Finding the Fourth Proportional to 8,451,487.29, 12,678,246.19 and 2,985,459.65

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Solution

The fourth proportional to 8,451,487.29, 12,678,246.19 and 2,985,459.65 is: 4,478,548.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,451,487.29 : 12,678,246.19 = 2,985,459.65 : x
  2. Step 2: Convert to fraction form
    8,451,487.29/12,678,246.19 = 2,985,459.65/x
  3. Step 3: Cross multiply
    8,451,487.29x = 12,678,246.19 × 2,985,459.65
  4. Step 4: Simplify right side
    8,451,487.29x = 37,850,392,420,895.25
  5. Step 5: Solve for x
    x = 37,850,392,420,895.25/8,451,487.29
  6. Step 6: Final answer
    x = 4,478,548.11

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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.