Home / 10,107,076.11-13,947,770.87-5,523,397.48

Finding the Fourth Proportional to 10,107,076.11, 13,947,770.87 and 5,523,397.48

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Solution

The fourth proportional to 10,107,076.11, 13,947,770.87 and 5,523,397.48 is: 7,622,291.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,107,076.11 : 13,947,770.87 = 5,523,397.48 : x
  2. Step 2: Convert to fraction form
    10,107,076.11/13,947,770.87 = 5,523,397.48/x
  3. Step 3: Cross multiply
    10,107,076.11x = 13,947,770.87 × 5,523,397.48
  4. Step 4: Simplify right side
    10,107,076.11x = 77,039,082,474,975.41
  5. Step 5: Solve for x
    x = 77,039,082,474,975.41/10,107,076.11
  6. Step 6: Final answer
    x = 7,622,291.71

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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.