Home / 54,711,713.28-75,502,218.24-30,267,079.68

Finding the Fourth Proportional to 54,711,713.28, 75,502,218.24 and 30,267,079.68

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Solution

The fourth proportional to 54,711,713.28, 75,502,218.24 and 30,267,079.68 is: 41,768,599.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,711,713.28 : 75,502,218.24 = 30,267,079.68 : x
  2. Step 2: Convert to fraction form
    54,711,713.28/75,502,218.24 = 30,267,079.68/x
  3. Step 3: Cross multiply
    54,711,713.28x = 75,502,218.24 × 30,267,079.68
  4. Step 4: Simplify right side
    54,711,713.28x = 2,285,231,655,486,829
  5. Step 5: Solve for x
    x = 2,285,231,655,486,829/54,711,713.28
  6. Step 6: Final answer
    x = 41,768,599.78

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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.