Home / 8,064,288.30-12,096,432.45-7,448,429.10

Finding the Fourth Proportional to 8,064,288.30, 12,096,432.45 and 7,448,429.10

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Solution

The fourth proportional to 8,064,288.30, 12,096,432.45 and 7,448,429.10 is: 11,172,643.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,064,288.30 : 12,096,432.45 = 7,448,429.10 : x
  2. Step 2: Convert to fraction form
    8,064,288.30/12,096,432.45 = 7,448,429.10/x
  3. Step 3: Cross multiply
    8,064,288.30x = 12,096,432.45 × 7,448,429.10
  4. Step 4: Simplify right side
    8,064,288.30x = 90,099,419,466,764.28
  5. Step 5: Solve for x
    x = 90,099,419,466,764.28/8,064,288.30
  6. Step 6: Final answer
    x = 11,172,643.65

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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 (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.