Home / 13,942,245.12-20,921,553.12-5,854,598.16

Finding the Fourth Proportional to 13,942,245.12, 20,921,553.12 and 5,854,598.16

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Solution

The fourth proportional to 13,942,245.12, 20,921,553.12 and 5,854,598.16 is: 8,785,334.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,942,245.12 : 20,921,553.12 = 5,854,598.16 : x
  2. Step 2: Convert to fraction form
    13,942,245.12/20,921,553.12 = 5,854,598.16/x
  3. Step 3: Cross multiply
    13,942,245.12x = 20,921,553.12 × 5,854,598.16
  4. Step 4: Simplify right side
    13,942,245.12x = 122,487,286,400,694.27
  5. Step 5: Solve for x
    x = 122,487,286,400,694.27/13,942,245.12
  6. Step 6: Final answer
    x = 8,785,334.45

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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.