Home / 7,244,947.30-10,867,343.46-1,853,554.90

Finding the Fourth Proportional to 7,244,947.30, 10,867,343.46 and 1,853,554.90

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Solution

The fourth proportional to 7,244,947.30, 10,867,343.46 and 1,853,554.90 is: 2,780,312.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,244,947.30 : 10,867,343.46 = 1,853,554.90 : x
  2. Step 2: Convert to fraction form
    7,244,947.30/10,867,343.46 = 1,853,554.90/x
  3. Step 3: Cross multiply
    7,244,947.30x = 10,867,343.46 × 1,853,554.90
  4. Step 4: Simplify right side
    7,244,947.30x = 20,143,217,720,265.95
  5. Step 5: Solve for x
    x = 20,143,217,720,265.95/7,244,947.30
  6. Step 6: Final answer
    x = 2,780,312.52

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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.