Home / 67,493,814.55-101,277,578.04-28,626,220.78

Finding the Fourth Proportional to 67,493,814.55, 101,277,578.04 and 28,626,220.78

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Solution

The fourth proportional to 67,493,814.55, 101,277,578.04 and 28,626,220.78 is: 42,954,963.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,493,814.55 : 101,277,578.04 = 28,626,220.78 : x
  2. Step 2: Convert to fraction form
    67,493,814.55/101,277,578.04 = 28,626,220.78/x
  3. Step 3: Cross multiply
    67,493,814.55x = 101,277,578.04 × 28,626,220.78
  4. Step 4: Simplify right side
    67,493,814.55x = 2,899,194,309,036,720
  5. Step 5: Solve for x
    x = 2,899,194,309,036,720/67,493,814.55
  6. Step 6: Final answer
    x = 42,954,963.03

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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.