Home / 7,720,928.60-11,585,540.10-3,233,658.20

Finding the Fourth Proportional to 7,720,928.60, 11,585,540.10 and 3,233,658.20

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Solution

The fourth proportional to 7,720,928.60, 11,585,540.10 and 3,233,658.20 is: 4,852,224.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,720,928.60 : 11,585,540.10 = 3,233,658.20 : x
  2. Step 2: Convert to fraction form
    7,720,928.60/11,585,540.10 = 3,233,658.20/x
  3. Step 3: Cross multiply
    7,720,928.60x = 11,585,540.10 × 3,233,658.20
  4. Step 4: Simplify right side
    7,720,928.60x = 37,463,676,745,793.82
  5. Step 5: Solve for x
    x = 37,463,676,745,793.82/7,720,928.60
  6. Step 6: Final answer
    x = 4,852,224.22

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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.