Home / 54,787,814.04-82,187,159.22-20,253,266.76

Finding the Fourth Proportional to 54,787,814.04, 82,187,159.22 and 20,253,266.76

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Solution

The fourth proportional to 54,787,814.04, 82,187,159.22 and 20,253,266.76 is: 30,381,910.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,787,814.04 : 82,187,159.22 = 20,253,266.76 : x
  2. Step 2: Convert to fraction form
    54,787,814.04/82,187,159.22 = 20,253,266.76/x
  3. Step 3: Cross multiply
    54,787,814.04x = 82,187,159.22 × 20,253,266.76
  4. Step 4: Simplify right side
    54,787,814.04x = 1,664,558,459,929,253.75
  5. Step 5: Solve for x
    x = 1,664,558,459,929,253.75/54,787,814.04
  6. Step 6: Final answer
    x = 30,381,910.45

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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.