Home / 22,356,038.40-33,534,057.60-7,979,575.20

Finding the Fourth Proportional to 22,356,038.40, 33,534,057.60 and 7,979,575.20

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Solution

The fourth proportional to 22,356,038.40, 33,534,057.60 and 7,979,575.20 is: 11,969,362.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,356,038.40 : 33,534,057.60 = 7,979,575.20 : x
  2. Step 2: Convert to fraction form
    22,356,038.40/33,534,057.60 = 7,979,575.20/x
  3. Step 3: Cross multiply
    22,356,038.40x = 33,534,057.60 × 7,979,575.20
  4. Step 4: Simplify right side
    22,356,038.40x = 267,587,534,380,331.53
  5. Step 5: Solve for x
    x = 267,587,534,380,331.53/22,356,038.40
  6. Step 6: Final answer
    x = 11,969,362.80

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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.