Home / 11,664,038.40-17,496,057.60-7,391,515.20

Finding the Fourth Proportional to 11,664,038.40, 17,496,057.60 and 7,391,515.20

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Solution

The fourth proportional to 11,664,038.40, 17,496,057.60 and 7,391,515.20 is: 11,087,272.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,664,038.40 : 17,496,057.60 = 7,391,515.20 : x
  2. Step 2: Convert to fraction form
    11,664,038.40/17,496,057.60 = 7,391,515.20/x
  3. Step 3: Cross multiply
    11,664,038.40x = 17,496,057.60 × 7,391,515.20
  4. Step 4: Simplify right side
    11,664,038.40x = 129,322,375,690,475.53
  5. Step 5: Solve for x
    x = 129,322,375,690,475.53/11,664,038.40
  6. Step 6: Final answer
    x = 11,087,272.80

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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.