Home / 79,992,937.88-119,989,406.85-22,485,209.04

Finding the Fourth Proportional to 79,992,937.88, 119,989,406.85 and 22,485,209.04

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Solution

The fourth proportional to 79,992,937.88, 119,989,406.85 and 22,485,209.04 is: 33,727,813.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,992,937.88 : 119,989,406.85 = 22,485,209.04 : x
  2. Step 2: Convert to fraction form
    79,992,937.88/119,989,406.85 = 22,485,209.04/x
  3. Step 3: Cross multiply
    79,992,937.88x = 119,989,406.85 × 22,485,209.04
  4. Step 4: Simplify right side
    79,992,937.88x = 2,697,986,895,760,856.50
  5. Step 5: Solve for x
    x = 2,697,986,895,760,856.50/79,992,937.88
  6. Step 6: Final answer
    x = 33,727,813.57

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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.