Home / 30,867,765.92-42,560,277.68-26,673,958.34

Finding the Fourth Proportional to 30,867,765.92, 42,560,277.68 and 26,673,958.34

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Solution

The fourth proportional to 30,867,765.92, 42,560,277.68 and 26,673,958.34 is: 36,777,882.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,867,765.92 : 42,560,277.68 = 26,673,958.34 : x
  2. Step 2: Convert to fraction form
    30,867,765.92/42,560,277.68 = 26,673,958.34/x
  3. Step 3: Cross multiply
    30,867,765.92x = 42,560,277.68 × 26,673,958.34
  4. Step 4: Simplify right side
    30,867,765.92x = 1,135,251,073,775,151.75
  5. Step 5: Solve for x
    x = 1,135,251,073,775,151.75/30,867,765.92
  6. Step 6: Final answer
    x = 36,777,882.69

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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.