Home / 20,224,565.85-27,909,901.84-10,932,105.47

Finding the Fourth Proportional to 20,224,565.85, 27,909,901.84 and 10,932,105.47

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Solution

The fourth proportional to 20,224,565.85, 27,909,901.84 and 10,932,105.47 is: 15,086,306.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,224,565.85 : 27,909,901.84 = 10,932,105.47 : x
  2. Step 2: Convert to fraction form
    20,224,565.85/27,909,901.84 = 10,932,105.47/x
  3. Step 3: Cross multiply
    20,224,565.85x = 27,909,901.84 × 10,932,105.47
  4. Step 4: Simplify right side
    20,224,565.85x = 305,113,990,425,845
  5. Step 5: Solve for x
    x = 305,113,990,425,845/20,224,565.85
  6. Step 6: Final answer
    x = 15,086,306.07

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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.