Home / 15,750,400.80-23,625,601.20-11,445,728.70

Finding the Fourth Proportional to 15,750,400.80, 23,625,601.20 and 11,445,728.70

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Solution

The fourth proportional to 15,750,400.80, 23,625,601.20 and 11,445,728.70 is: 17,168,593.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,750,400.80 : 23,625,601.20 = 11,445,728.70 : x
  2. Step 2: Convert to fraction form
    15,750,400.80/23,625,601.20 = 11,445,728.70/x
  3. Step 3: Cross multiply
    15,750,400.80x = 23,625,601.20 × 11,445,728.70
  4. Step 4: Simplify right side
    15,750,400.80x = 270,412,221,709,594.41
  5. Step 5: Solve for x
    x = 270,412,221,709,594.41/15,750,400.80
  6. Step 6: Final answer
    x = 17,168,593.05

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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.