Home / 25,584,080.80-38,376,121.20-10,429,751.20

Finding the Fourth Proportional to 25,584,080.80, 38,376,121.20 and 10,429,751.20

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Solution

The fourth proportional to 25,584,080.80, 38,376,121.20 and 10,429,751.20 is: 15,644,626.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,584,080.80 : 38,376,121.20 = 10,429,751.20 : x
  2. Step 2: Convert to fraction form
    25,584,080.80/38,376,121.20 = 10,429,751.20/x
  3. Step 3: Cross multiply
    25,584,080.80x = 38,376,121.20 × 10,429,751.20
  4. Step 4: Simplify right side
    25,584,080.80x = 400,253,396,137,045.44
  5. Step 5: Solve for x
    x = 400,253,396,137,045.44/25,584,080.80
  6. Step 6: Final answer
    x = 15,644,626.80

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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.