Home / 7,728,370.80-11,592,556.20-7,055,212.20

Finding the Fourth Proportional to 7,728,370.80, 11,592,556.20 and 7,055,212.20

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Solution

The fourth proportional to 7,728,370.80, 11,592,556.20 and 7,055,212.20 is: 10,582,818.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,728,370.80 : 11,592,556.20 = 7,055,212.20 : x
  2. Step 2: Convert to fraction form
    7,728,370.80/11,592,556.20 = 7,055,212.20/x
  3. Step 3: Cross multiply
    7,728,370.80x = 11,592,556.20 × 7,055,212.20
  4. Step 4: Simplify right side
    7,728,370.80x = 81,787,943,931,425.64
  5. Step 5: Solve for x
    x = 81,787,943,931,425.64/7,728,370.80
  6. Step 6: Final answer
    x = 10,582,818.30

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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.