Home / 12,746,278.75-17,589,867.19-6,945,060.49

Finding the Fourth Proportional to 12,746,278.75, 17,589,867.19 and 6,945,060.49

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Solution

The fourth proportional to 12,746,278.75, 17,589,867.19 and 6,945,060.49 is: 9,584,184.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,746,278.75 : 17,589,867.19 = 6,945,060.49 : x
  2. Step 2: Convert to fraction form
    12,746,278.75/17,589,867.19 = 6,945,060.49/x
  3. Step 3: Cross multiply
    12,746,278.75x = 17,589,867.19 × 6,945,060.49
  4. Step 4: Simplify right side
    12,746,278.75x = 122,162,691,584,279
  5. Step 5: Solve for x
    x = 122,162,691,584,279/12,746,278.75
  6. Step 6: Final answer
    x = 9,584,184.84

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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.