Home / 8,448,001.58-12,672,002.37-3,131,291.18

Finding the Fourth Proportional to 8,448,001.58, 12,672,002.37 and 3,131,291.18

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Solution

The fourth proportional to 8,448,001.58, 12,672,002.37 and 3,131,291.18 is: 4,696,936.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,448,001.58 : 12,672,002.37 = 3,131,291.18 : x
  2. Step 2: Convert to fraction form
    8,448,001.58/12,672,002.37 = 3,131,291.18/x
  3. Step 3: Cross multiply
    8,448,001.58x = 12,672,002.37 × 3,131,291.18
  4. Step 4: Simplify right side
    8,448,001.58x = 39,679,729,175,103.62
  5. Step 5: Solve for x
    x = 39,679,729,175,103.62/8,448,001.58
  6. Step 6: Final answer
    x = 4,696,936.76

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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.