Home / 13,482,707.70-20,224,061.55-4,961,280.90

Finding the Fourth Proportional to 13,482,707.70, 20,224,061.55 and 4,961,280.90

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Solution

The fourth proportional to 13,482,707.70, 20,224,061.55 and 4,961,280.90 is: 7,441,921.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,482,707.70 : 20,224,061.55 = 4,961,280.90 : x
  2. Step 2: Convert to fraction form
    13,482,707.70/20,224,061.55 = 4,961,280.90/x
  3. Step 3: Cross multiply
    13,482,707.70x = 20,224,061.55 × 4,961,280.90
  4. Step 4: Simplify right side
    13,482,707.70x = 100,337,250,288,439.41
  5. Step 5: Solve for x
    x = 100,337,250,288,439.41/13,482,707.70
  6. Step 6: Final answer
    x = 7,441,921.35

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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.