Home / 21,496,765.38-32,213,261.30-15,789,089.04

Finding the Fourth Proportional to 21,496,765.38, 32,213,261.30 and 15,789,089.04

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Solution

The fourth proportional to 21,496,765.38, 32,213,261.30 and 15,789,089.04 is: 23,660,213.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,496,765.38 : 32,213,261.30 = 15,789,089.04 : x
  2. Step 2: Convert to fraction form
    21,496,765.38/32,213,261.30 = 15,789,089.04/x
  3. Step 3: Cross multiply
    21,496,765.38x = 32,213,261.30 × 15,789,089.04
  4. Step 4: Simplify right side
    21,496,765.38x = 508,618,050,855,540.69
  5. Step 5: Solve for x
    x = 508,618,050,855,540.69/21,496,765.38
  6. Step 6: Final answer
    x = 23,660,213.15

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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.