Home / 5,217,989.16-7,197,774.50-3,281,183.40

Finding the Fourth Proportional to 5,217,989.16, 7,197,774.50 and 3,281,183.40

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Solution

The fourth proportional to 5,217,989.16, 7,197,774.50 and 3,281,183.40 is: 4,526,114.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,217,989.16 : 7,197,774.50 = 3,281,183.40 : x
  2. Step 2: Convert to fraction form
    5,217,989.16/7,197,774.50 = 3,281,183.40/x
  3. Step 3: Cross multiply
    5,217,989.16x = 7,197,774.50 × 3,281,183.40
  4. Step 4: Simplify right side
    5,217,989.16x = 23,617,218,206,343.30
  5. Step 5: Solve for x
    x = 23,617,218,206,343.30/5,217,989.16
  6. Step 6: Final answer
    x = 4,526,114.85

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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.