Home / 16,746,791.40-25,120,187.10-7,163,138.70

Finding the Fourth Proportional to 16,746,791.40, 25,120,187.10 and 7,163,138.70

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Solution

The fourth proportional to 16,746,791.40, 25,120,187.10 and 7,163,138.70 is: 10,744,708.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,746,791.40 : 25,120,187.10 = 7,163,138.70 : x
  2. Step 2: Convert to fraction form
    16,746,791.40/25,120,187.10 = 7,163,138.70/x
  3. Step 3: Cross multiply
    16,746,791.40x = 25,120,187.10 × 7,163,138.70
  4. Step 4: Simplify right side
    16,746,791.40x = 179,939,384,367,250.78
  5. Step 5: Solve for x
    x = 179,939,384,367,250.78/16,746,791.40
  6. Step 6: Final answer
    x = 10,744,708.05

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Double scale
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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.