Home / 42,707,432.25-64,163,346.66-27,384,742.55

Finding the Fourth Proportional to 42,707,432.25, 64,163,346.66 and 27,384,742.55

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Solution

The fourth proportional to 42,707,432.25, 64,163,346.66 and 27,384,742.55 is: 41,142,645.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,707,432.25 : 64,163,346.66 = 27,384,742.55 : x
  2. Step 2: Convert to fraction form
    42,707,432.25/64,163,346.66 = 27,384,742.55/x
  3. Step 3: Cross multiply
    42,707,432.25x = 64,163,346.66 × 27,384,742.55
  4. Step 4: Simplify right side
    42,707,432.25x = 1,757,096,729,109,685.75
  5. Step 5: Solve for x
    x = 1,757,096,729,109,685.75/42,707,432.25
  6. Step 6: Final answer
    x = 41,142,645.12

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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.