Home / 11,521,796.28-15,900,399.72-6,365,490.24

Finding the Fourth Proportional to 11,521,796.28, 15,900,399.72 and 6,365,490.24

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Solution

The fourth proportional to 11,521,796.28, 15,900,399.72 and 6,365,490.24 is: 8,784,553.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,521,796.28 : 15,900,399.72 = 6,365,490.24 : x
  2. Step 2: Convert to fraction form
    11,521,796.28/15,900,399.72 = 6,365,490.24/x
  3. Step 3: Cross multiply
    11,521,796.28x = 15,900,399.72 × 6,365,490.24
  4. Step 4: Simplify right side
    11,521,796.28x = 101,213,839,229,758.73
  5. Step 5: Solve for x
    x = 101,213,839,229,758.73/11,521,796.28
  6. Step 6: Final answer
    x = 8,784,553.79

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1.5x scale

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.