Home / 42,707,432.38-64,163,346.86-27,384,742.66

Finding the Fourth Proportional to 42,707,432.38, 64,163,346.86 and 27,384,742.66

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Solution

The fourth proportional to 42,707,432.38, 64,163,346.86 and 27,384,742.66 is: 41,142,645.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,707,432.38 : 64,163,346.86 = 27,384,742.66 : x
  2. Step 2: Convert to fraction form
    42,707,432.38/64,163,346.86 = 27,384,742.66/x
  3. Step 3: Cross multiply
    42,707,432.38x = 64,163,346.86 × 27,384,742.66
  4. Step 4: Simplify right side
    42,707,432.38x = 1,757,096,741,965,419
  5. Step 5: Solve for x
    x = 1,757,096,741,965,419/42,707,432.38
  6. Step 6: Final answer
    x = 41,142,645.30

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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.