Home / 7,681,248.80-11,521,873.20-2,632,608.80

Finding the Fourth Proportional to 7,681,248.80, 11,521,873.20 and 2,632,608.80

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Solution

The fourth proportional to 7,681,248.80, 11,521,873.20 and 2,632,608.80 is: 3,948,913.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,681,248.80 : 11,521,873.20 = 2,632,608.80 : x
  2. Step 2: Convert to fraction form
    7,681,248.80/11,521,873.20 = 2,632,608.80/x
  3. Step 3: Cross multiply
    7,681,248.80x = 11,521,873.20 × 2,632,608.80
  4. Step 4: Simplify right side
    7,681,248.80x = 30,332,584,778,804.16
  5. Step 5: Solve for x
    x = 30,332,584,778,804.16/7,681,248.80
  6. Step 6: Final answer
    x = 3,948,913.20

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Double scale
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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.