Home / 11,448,126.70-17,172,190.05-8,088,894.70

Finding the Fourth Proportional to 11,448,126.70, 17,172,190.05 and 8,088,894.70

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Solution

The fourth proportional to 11,448,126.70, 17,172,190.05 and 8,088,894.70 is: 12,133,342.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,448,126.70 : 17,172,190.05 = 8,088,894.70 : x
  2. Step 2: Convert to fraction form
    11,448,126.70/17,172,190.05 = 8,088,894.70/x
  3. Step 3: Cross multiply
    11,448,126.70x = 17,172,190.05 × 8,088,894.70
  4. Step 4: Simplify right side
    11,448,126.70x = 138,904,037,082,837.75
  5. Step 5: Solve for x
    x = 138,904,037,082,837.75/11,448,126.70
  6. Step 6: Final answer
    x = 12,133,342.05

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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.