Home / 28,327,231.10-42,434,859.45-15,524,824.70

Finding the Fourth Proportional to 28,327,231.10, 42,434,859.45 and 15,524,824.70

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Solution

The fourth proportional to 28,327,231.10, 42,434,859.45 and 15,524,824.70 is: 23,256,553.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,327,231.10 : 42,434,859.45 = 15,524,824.70 : x
  2. Step 2: Convert to fraction form
    28,327,231.10/42,434,859.45 = 15,524,824.70/x
  3. Step 3: Cross multiply
    28,327,231.10x = 42,434,859.45 × 15,524,824.70
  4. Step 4: Simplify right side
    28,327,231.10x = 658,793,754,130,388.38
  5. Step 5: Solve for x
    x = 658,793,754,130,388.38/28,327,231.10
  6. Step 6: Final answer
    x = 23,256,553.10

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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.