Home / 7,380,360.85-10,186,923.97-4,283,881.78

Finding the Fourth Proportional to 7,380,360.85, 10,186,923.97 and 4,283,881.78

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Solution

The fourth proportional to 7,380,360.85, 10,186,923.97 and 4,283,881.78 is: 5,912,932.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,380,360.85 : 10,186,923.97 = 4,283,881.78 : x
  2. Step 2: Convert to fraction form
    7,380,360.85/10,186,923.97 = 4,283,881.78/x
  3. Step 3: Cross multiply
    7,380,360.85x = 10,186,923.97 × 4,283,881.78
  4. Step 4: Simplify right side
    7,380,360.85x = 43,639,577,916,974.24
  5. Step 5: Solve for x
    x = 43,639,577,916,974.24/7,380,360.85
  6. Step 6: Final answer
    x = 5,912,932.83

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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.