Home / 67,134,286.80-100,718,189.28-23,415,673.68

Finding the Fourth Proportional to 67,134,286.80, 100,718,189.28 and 23,415,673.68

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Solution

The fourth proportional to 67,134,286.80, 100,718,189.28 and 23,415,673.68 is: 35,129,355.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,134,286.80 : 100,718,189.28 = 23,415,673.68 : x
  2. Step 2: Convert to fraction form
    67,134,286.80/100,718,189.28 = 23,415,673.68/x
  3. Step 3: Cross multiply
    67,134,286.80x = 100,718,189.28 × 23,415,673.68
  4. Step 4: Simplify right side
    67,134,286.80x = 2,358,384,253,820,954
  5. Step 5: Solve for x
    x = 2,358,384,253,820,954/67,134,286.80
  6. Step 6: Final answer
    x = 35,129,355.90

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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.