Home / 7,900,233.20-10,902,321.80-4,278,561.20

Finding the Fourth Proportional to 7,900,233.20, 10,902,321.80 and 4,278,561.20

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Solution

The fourth proportional to 7,900,233.20, 10,902,321.80 and 4,278,561.20 is: 5,904,414.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,900,233.20 : 10,902,321.80 = 4,278,561.20 : x
  2. Step 2: Convert to fraction form
    7,900,233.20/10,902,321.80 = 4,278,561.20/x
  3. Step 3: Cross multiply
    7,900,233.20x = 10,902,321.80 × 4,278,561.20
  4. Step 4: Simplify right side
    7,900,233.20x = 46,646,251,043,394.16
  5. Step 5: Solve for x
    x = 46,646,251,043,394.16/7,900,233.20
  6. Step 6: Final answer
    x = 5,904,414.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.