Home / 12,749,198.97-17,593,381.30-6,947,856.15

Finding the Fourth Proportional to 12,749,198.97, 17,593,381.30 and 6,947,856.15

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Solution

The fourth proportional to 12,749,198.97, 17,593,381.30 and 6,947,856.15 is: 9,587,761.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,749,198.97 : 17,593,381.30 = 6,947,856.15 : x
  2. Step 2: Convert to fraction form
    12,749,198.97/17,593,381.30 = 6,947,856.15/x
  3. Step 3: Cross multiply
    12,749,198.97x = 17,593,381.30 × 6,947,856.15
  4. Step 4: Simplify right side
    12,749,198.97x = 122,236,282,502,920.81
  5. Step 5: Solve for x
    x = 122,236,282,502,920.81/12,749,198.97
  6. Step 6: Final answer
    x = 9,587,761.77

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.