Home / 9,887,004.18-14,821,153.20-7,454,379.78

Finding the Fourth Proportional to 9,887,004.18, 14,821,153.20 and 7,454,379.78

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Solution

The fourth proportional to 9,887,004.18, 14,821,153.20 and 7,454,379.78 is: 11,174,517.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,887,004.18 : 14,821,153.20 = 7,454,379.78 : x
  2. Step 2: Convert to fraction form
    9,887,004.18/14,821,153.20 = 7,454,379.78/x
  3. Step 3: Cross multiply
    9,887,004.18x = 14,821,153.20 × 7,454,379.78
  4. Step 4: Simplify right side
    9,887,004.18x = 110,482,504,730,362.30
  5. Step 5: Solve for x
    x = 110,482,504,730,362.30/9,887,004.18
  6. Step 6: Final answer
    x = 11,174,517.85

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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.