Home / 8,859,363.70-13,289,045.55-8,691,402.10

Finding the Fourth Proportional to 8,859,363.70, 13,289,045.55 and 8,691,402.10

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Solution

The fourth proportional to 8,859,363.70, 13,289,045.55 and 8,691,402.10 is: 13,037,103.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,859,363.70 : 13,289,045.55 = 8,691,402.10 : x
  2. Step 2: Convert to fraction form
    8,859,363.70/13,289,045.55 = 8,691,402.10/x
  3. Step 3: Cross multiply
    8,859,363.70x = 13,289,045.55 × 8,691,402.10
  4. Step 4: Simplify right side
    8,859,363.70x = 115,500,438,400,265.66
  5. Step 5: Solve for x
    x = 115,500,438,400,265.66/8,859,363.70
  6. Step 6: Final answer
    x = 13,037,103.15

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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.