Home / 8,392,513.29-12,588,769.92-5,551,961.13

Finding the Fourth Proportional to 8,392,513.29, 12,588,769.92 and 5,551,961.13

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Solution

The fourth proportional to 8,392,513.29, 12,588,769.92 and 5,551,961.13 is: 8,327,941.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,392,513.29 : 12,588,769.92 = 5,551,961.13 : x
  2. Step 2: Convert to fraction form
    8,392,513.29/12,588,769.92 = 5,551,961.13/x
  3. Step 3: Cross multiply
    8,392,513.29x = 12,588,769.92 × 5,551,961.13
  4. Step 4: Simplify right side
    8,392,513.29x = 69,892,361,270,353.21
  5. Step 5: Solve for x
    x = 69,892,361,270,353.21/8,392,513.29
  6. Step 6: Final answer
    x = 8,327,941.69

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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.