Home / 8,731,593.70-12,043,144.24-6,407,701.17

Finding the Fourth Proportional to 8,731,593.70, 12,043,144.24 and 6,407,701.17

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Solution

The fourth proportional to 8,731,593.70, 12,043,144.24 and 6,407,701.17 is: 8,837,890.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,731,593.70 : 12,043,144.24 = 6,407,701.17 : x
  2. Step 2: Convert to fraction form
    8,731,593.70/12,043,144.24 = 6,407,701.17/x
  3. Step 3: Cross multiply
    8,731,593.70x = 12,043,144.24 × 6,407,701.17
  4. Step 4: Simplify right side
    8,731,593.70x = 77,168,869,479,731.72
  5. Step 5: Solve for x
    x = 77,168,869,479,731.72/8,731,593.70
  6. Step 6: Final answer
    x = 8,837,890.55

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.