Home / 11,730,243.60-17,595,365.40-7,245,046.80

Finding the Fourth Proportional to 11,730,243.60, 17,595,365.40 and 7,245,046.80

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Solution

The fourth proportional to 11,730,243.60, 17,595,365.40 and 7,245,046.80 is: 10,867,570.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,730,243.60 : 17,595,365.40 = 7,245,046.80 : x
  2. Step 2: Convert to fraction form
    11,730,243.60/17,595,365.40 = 7,245,046.80/x
  3. Step 3: Cross multiply
    11,730,243.60x = 17,595,365.40 × 7,245,046.80
  4. Step 4: Simplify right side
    11,730,243.60x = 127,479,245,786,100.70
  5. Step 5: Solve for x
    x = 127,479,245,786,100.70/11,730,243.60
  6. Step 6: Final answer
    x = 10,867,570.20

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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.