Home / 67,493,861.80-101,277,649.06-28,626,268.20

Finding the Fourth Proportional to 67,493,861.80, 101,277,649.06 and 28,626,268.20

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Solution

The fourth proportional to 67,493,861.80, 101,277,649.06 and 28,626,268.20 is: 42,955,034.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,493,861.80 : 101,277,649.06 = 28,626,268.20 : x
  2. Step 2: Convert to fraction form
    67,493,861.80/101,277,649.06 = 28,626,268.20/x
  3. Step 3: Cross multiply
    67,493,861.80x = 101,277,649.06 × 28,626,268.20
  4. Step 4: Simplify right side
    67,493,861.80x = 2,899,201,144,657,038
  5. Step 5: Solve for x
    x = 2,899,201,144,657,038/67,493,861.80
  6. Step 6: Final answer
    x = 42,955,034.24

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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.