Home / 8,448,001.70-12,672,002.55-2,144,257.70

Finding the Fourth Proportional to 8,448,001.70, 12,672,002.55 and 2,144,257.70

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Solution

The fourth proportional to 8,448,001.70, 12,672,002.55 and 2,144,257.70 is: 3,216,386.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,448,001.70 : 12,672,002.55 = 2,144,257.70 : x
  2. Step 2: Convert to fraction form
    8,448,001.70/12,672,002.55 = 2,144,257.70/x
  3. Step 3: Cross multiply
    8,448,001.70x = 12,672,002.55 × 2,144,257.70
  4. Step 4: Simplify right side
    8,448,001.70x = 27,172,039,042,257.14
  5. Step 5: Solve for x
    x = 27,172,039,042,257.14/8,448,001.70
  6. Step 6: Final answer
    x = 3,216,386.55

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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.