Home / 29,191,763.10-43,787,644.65-18,442,220.70

Finding the Fourth Proportional to 29,191,763.10, 43,787,644.65 and 18,442,220.70

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Solution

The fourth proportional to 29,191,763.10, 43,787,644.65 and 18,442,220.70 is: 27,663,331.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,191,763.10 : 43,787,644.65 = 18,442,220.70 : x
  2. Step 2: Convert to fraction form
    29,191,763.10/43,787,644.65 = 18,442,220.70/x
  3. Step 3: Cross multiply
    29,191,763.10x = 43,787,644.65 × 18,442,220.70
  4. Step 4: Simplify right side
    29,191,763.10x = 807,541,406,568,474.25
  5. Step 5: Solve for x
    x = 807,541,406,568,474.25/29,191,763.10
  6. Step 6: Final answer
    x = 27,663,331.05

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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.