Home / 8,969,697.35-13,459,767.92-3,781,981.56

Finding the Fourth Proportional to 8,969,697.35, 13,459,767.92 and 3,781,981.56

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Solution

The fourth proportional to 8,969,697.35, 13,459,767.92 and 3,781,981.56 is: 5,675,174.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,969,697.35 : 13,459,767.92 = 3,781,981.56 : x
  2. Step 2: Convert to fraction form
    8,969,697.35/13,459,767.92 = 3,781,981.56/x
  3. Step 3: Cross multiply
    8,969,697.35x = 13,459,767.92 × 3,781,981.56
  4. Step 4: Simplify right side
    8,969,697.35x = 50,904,594,056,409.65
  5. Step 5: Solve for x
    x = 50,904,594,056,409.65/8,969,697.35
  6. Step 6: Final answer
    x = 5,675,174.10

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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.