Home / 17,786,412.40-26,679,618.60-12,117,708.40

Finding the Fourth Proportional to 17,786,412.40, 26,679,618.60 and 12,117,708.40

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Solution

The fourth proportional to 17,786,412.40, 26,679,618.60 and 12,117,708.40 is: 18,176,562.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,786,412.40 : 26,679,618.60 = 12,117,708.40 : x
  2. Step 2: Convert to fraction form
    17,786,412.40/26,679,618.60 = 12,117,708.40/x
  3. Step 3: Cross multiply
    17,786,412.40x = 26,679,618.60 × 12,117,708.40
  4. Step 4: Simplify right side
    17,786,412.40x = 323,295,838,418,016.25
  5. Step 5: Solve for x
    x = 323,295,838,418,016.25/17,786,412.40
  6. Step 6: Final answer
    x = 18,176,562.60

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Similar ratio
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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.