Home / 8,952,407.70-13,428,611.55-2,967,998.10

Finding the Fourth Proportional to 8,952,407.70, 13,428,611.55 and 2,967,998.10

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Solution

The fourth proportional to 8,952,407.70, 13,428,611.55 and 2,967,998.10 is: 4,451,997.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,952,407.70 : 13,428,611.55 = 2,967,998.10 : x
  2. Step 2: Convert to fraction form
    8,952,407.70/13,428,611.55 = 2,967,998.10/x
  3. Step 3: Cross multiply
    8,952,407.70x = 13,428,611.55 × 2,967,998.10
  4. Step 4: Simplify right side
    8,952,407.70x = 39,856,093,566,038.05
  5. Step 5: Solve for x
    x = 39,856,093,566,038.05/8,952,407.70
  6. Step 6: Final answer
    x = 4,451,997.15

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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.