Home / 29,191,947.10-43,787,920.65-18,442,404.70

Finding the Fourth Proportional to 29,191,947.10, 43,787,920.65 and 18,442,404.70

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Solution

The fourth proportional to 29,191,947.10, 43,787,920.65 and 18,442,404.70 is: 27,663,607.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,191,947.10 : 43,787,920.65 = 18,442,404.70 : x
  2. Step 2: Convert to fraction form
    29,191,947.10/43,787,920.65 = 18,442,404.70/x
  3. Step 3: Cross multiply
    29,191,947.10x = 43,787,920.65 × 18,442,404.70
  4. Step 4: Simplify right side
    29,191,947.10x = 807,554,553,598,787
  5. Step 5: Solve for x
    x = 807,554,553,598,787/29,191,947.10
  6. Step 6: Final answer
    x = 27,663,607.05

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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.