Home / 10,442,144.97-15,663,972.38-4,370,770.53

Finding the Fourth Proportional to 10,442,144.97, 15,663,972.38 and 4,370,770.53

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Solution

The fourth proportional to 10,442,144.97, 15,663,972.38 and 4,370,770.53 is: 6,556,471.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,442,144.97 : 15,663,972.38 = 4,370,770.53 : x
  2. Step 2: Convert to fraction form
    10,442,144.97/15,663,972.38 = 4,370,770.53/x
  3. Step 3: Cross multiply
    10,442,144.97x = 15,663,972.38 × 4,370,770.53
  4. Step 4: Simplify right side
    10,442,144.97x = 68,463,628,839,384.11
  5. Step 5: Solve for x
    x = 68,463,628,839,384.11/10,442,144.97
  6. Step 6: Final answer
    x = 6,556,471.78

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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.