Home / 8,056,155.60-12,084,233.40-7,174,357.20

Finding the Fourth Proportional to 8,056,155.60, 12,084,233.40 and 7,174,357.20

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Solution

The fourth proportional to 8,056,155.60, 12,084,233.40 and 7,174,357.20 is: 10,761,535.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,056,155.60 : 12,084,233.40 = 7,174,357.20 : x
  2. Step 2: Convert to fraction form
    8,056,155.60/12,084,233.40 = 7,174,357.20/x
  3. Step 3: Cross multiply
    8,056,155.60x = 12,084,233.40 × 7,174,357.20
  4. Step 4: Simplify right side
    8,056,155.60x = 86,696,606,899,770.48
  5. Step 5: Solve for x
    x = 86,696,606,899,770.48/8,056,155.60
  6. Step 6: Final answer
    x = 10,761,535.80

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.