Home / 8,802,781.92-12,150,000-5,366,917.44

Finding the Fourth Proportional to 8,802,781.92, 12,150,000 and 5,366,917.44

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Solution

The fourth proportional to 8,802,781.92, 12,150,000 and 5,366,917.44 is: 7,407,663.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,802,781.92 : 12,150,000 = 5,366,917.44 : x
  2. Step 2: Convert to fraction form
    8,802,781.92/12,150,000 = 5,366,917.44/x
  3. Step 3: Cross multiply
    8,802,781.92x = 12,150,000 × 5,366,917.44
  4. Step 4: Simplify right side
    8,802,781.92x = 65,208,046,896,000.01
  5. Step 5: Solve for x
    x = 65,208,046,896,000.01/8,802,781.92
  6. Step 6: Final answer
    x = 7,407,663.56

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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.