Home / 8,380,805.48-11,565,587.86-5,073,175.76

Finding the Fourth Proportional to 8,380,805.48, 11,565,587.86 and 5,073,175.76

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Solution

The fourth proportional to 8,380,805.48, 11,565,587.86 and 5,073,175.76 is: 7,001,028.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,380,805.48 : 11,565,587.86 = 5,073,175.76 : x
  2. Step 2: Convert to fraction form
    8,380,805.48/11,565,587.86 = 5,073,175.76/x
  3. Step 3: Cross multiply
    8,380,805.48x = 11,565,587.86 × 5,073,175.76
  4. Step 4: Simplify right side
    8,380,805.48x = 58,674,259,981,502.27
  5. Step 5: Solve for x
    x = 58,674,259,981,502.27/8,380,805.48
  6. Step 6: Final answer
    x = 7,001,028.73

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Double scale
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1.5x scale

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.