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Finding the Fourth Proportional to 6,250,894.56, 9,369,947.97 and 4,229,351.91

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Solution

The fourth proportional to 6,250,894.56, 9,369,947.97 and 4,229,351.91 is: 6,339,701.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,250,894.56 : 9,369,947.97 = 4,229,351.91 : x
  2. Step 2: Convert to fraction form
    6,250,894.56/9,369,947.97 = 4,229,351.91/x
  3. Step 3: Cross multiply
    6,250,894.56x = 9,369,947.97 × 4,229,351.91
  4. Step 4: Simplify right side
    6,250,894.56x = 39,628,807,343,520.12
  5. Step 5: Solve for x
    x = 39,628,807,343,520.12/6,250,894.56
  6. Step 6: Final answer
    x = 6,339,701.78

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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.