Home / 29,188,943.10-43,783,414.65-18,453,834.90

Finding the Fourth Proportional to 29,188,943.10, 43,783,414.65 and 18,453,834.90

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Solution

The fourth proportional to 29,188,943.10, 43,783,414.65 and 18,453,834.90 is: 27,680,752.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,188,943.10 : 43,783,414.65 = 18,453,834.90 : x
  2. Step 2: Convert to fraction form
    29,188,943.10/43,783,414.65 = 18,453,834.90/x
  3. Step 3: Cross multiply
    29,188,943.10x = 43,783,414.65 × 18,453,834.90
  4. Step 4: Simplify right side
    29,188,943.10x = 807,971,905,309,341.25
  5. Step 5: Solve for x
    x = 807,971,905,309,341.25/29,188,943.10
  6. Step 6: Final answer
    x = 27,680,752.35

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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.