Home / 28,591,675.80-42,887,513.70-17,226,274.20

Finding the Fourth Proportional to 28,591,675.80, 42,887,513.70 and 17,226,274.20

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Solution

The fourth proportional to 28,591,675.80, 42,887,513.70 and 17,226,274.20 is: 25,839,411.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,591,675.80 : 42,887,513.70 = 17,226,274.20 : x
  2. Step 2: Convert to fraction form
    28,591,675.80/42,887,513.70 = 17,226,274.20/x
  3. Step 3: Cross multiply
    28,591,675.80x = 42,887,513.70 × 17,226,274.20
  4. Step 4: Simplify right side
    28,591,675.80x = 738,792,070,752,456.50
  5. Step 5: Solve for x
    x = 738,792,070,752,456.50/28,591,675.80
  6. Step 6: Final answer
    x = 25,839,411.30

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Similar ratio
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1.5x scale

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.