Home / 7,486,886.75-10,331,903.71-4,049,127.78

Finding the Fourth Proportional to 7,486,886.75, 10,331,903.71 and 4,049,127.78

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Solution

The fourth proportional to 7,486,886.75, 10,331,903.71 and 4,049,127.78 is: 5,587,796.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,486,886.75 : 10,331,903.71 = 4,049,127.78 : x
  2. Step 2: Convert to fraction form
    7,486,886.75/10,331,903.71 = 4,049,127.78/x
  3. Step 3: Cross multiply
    7,486,886.75x = 10,331,903.71 × 4,049,127.78
  4. Step 4: Simplify right side
    7,486,886.75x = 41,835,198,332,446.06
  5. Step 5: Solve for x
    x = 41,835,198,332,446.06/7,486,886.75
  6. Step 6: Final answer
    x = 5,587,796.33

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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.