Home / 21,440,145.62-32,161,618.11-15,700,057.94

Finding the Fourth Proportional to 21,440,145.62, 32,161,618.11 and 15,700,057.94

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Solution

The fourth proportional to 21,440,145.62, 32,161,618.11 and 15,700,057.94 is: 23,551,111.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,440,145.62 : 32,161,618.11 = 15,700,057.94 : x
  2. Step 2: Convert to fraction form
    21,440,145.62/32,161,618.11 = 15,700,057.94/x
  3. Step 3: Cross multiply
    21,440,145.62x = 32,161,618.11 × 15,700,057.94
  4. Step 4: Simplify right side
    21,440,145.62x = 504,939,267,910,432.56
  5. Step 5: Solve for x
    x = 504,939,267,910,432.56/21,440,145.62
  6. Step 6: Final answer
    x = 23,551,111.86

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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.