Home / 30,504,229.12-45,711,491.64-18,027,592.90

Finding the Fourth Proportional to 30,504,229.12, 45,711,491.64 and 18,027,592.90

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Solution

The fourth proportional to 30,504,229.12, 45,711,491.64 and 18,027,592.90 is: 27,014,882.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,504,229.12 : 45,711,491.64 = 18,027,592.90 : x
  2. Step 2: Convert to fraction form
    30,504,229.12/45,711,491.64 = 18,027,592.90/x
  3. Step 3: Cross multiply
    30,504,229.12x = 45,711,491.64 × 18,027,592.90
  4. Step 4: Simplify right side
    30,504,229.12x = 824,068,162,137,673.25
  5. Step 5: Solve for x
    x = 824,068,162,137,673.25/30,504,229.12
  6. Step 6: Final answer
    x = 27,014,882.39

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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.