Home / 12,064,965.70-16,649,535.36-8,981,279.14

Finding the Fourth Proportional to 12,064,965.70, 16,649,535.36 and 8,981,279.14

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Solution

The fourth proportional to 12,064,965.70, 16,649,535.36 and 8,981,279.14 is: 12,394,077.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,064,965.70 : 16,649,535.36 = 8,981,279.14 : x
  2. Step 2: Convert to fraction form
    12,064,965.70/16,649,535.36 = 8,981,279.14/x
  3. Step 3: Cross multiply
    12,064,965.70x = 16,649,535.36 × 8,981,279.14
  4. Step 4: Simplify right side
    12,064,965.70x = 149,534,124,619,460.41
  5. Step 5: Solve for x
    x = 149,534,124,619,460.41/12,064,965.70
  6. Step 6: Final answer
    x = 12,394,077.89

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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.