Home / 5,432,555.60-7,496,487.90-3,140,864

Finding the Fourth Proportional to 5,432,555.60, 7,496,487.90 and 3,140,864

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Solution

The fourth proportional to 5,432,555.60, 7,496,487.90 and 3,140,864 is: 4,334,138.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,432,555.60 : 7,496,487.90 = 3,140,864 : x
  2. Step 2: Convert to fraction form
    5,432,555.60/7,496,487.90 = 3,140,864/x
  3. Step 3: Cross multiply
    5,432,555.60x = 7,496,487.90 × 3,140,864
  4. Step 4: Simplify right side
    5,432,555.60x = 23,545,448,971,545.60
  5. Step 5: Solve for x
    x = 23,545,448,971,545.60/5,432,555.60
  6. Step 6: Final answer
    x = 4,334,138.61

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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.