Home / 8,217,129.96-11,341,196.10-5,505,586.92

Finding the Fourth Proportional to 8,217,129.96, 11,341,196.10 and 5,505,586.92

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Solution

The fourth proportional to 8,217,129.96, 11,341,196.10 and 5,505,586.92 is: 7,598,753.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,217,129.96 : 11,341,196.10 = 5,505,586.92 : x
  2. Step 2: Convert to fraction form
    8,217,129.96/11,341,196.10 = 5,505,586.92/x
  3. Step 3: Cross multiply
    8,217,129.96x = 11,341,196.10 × 5,505,586.92
  4. Step 4: Simplify right side
    8,217,129.96x = 62,439,940,905,315.01
  5. Step 5: Solve for x
    x = 62,439,940,905,315.01/8,217,129.96
  6. Step 6: Final answer
    x = 7,598,753.00

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Double scale
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Similar ratio
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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.