Home / 10,888,474.80-16,332,712.20-3,314,456.40

Finding the Fourth Proportional to 10,888,474.80, 16,332,712.20 and 3,314,456.40

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Solution

The fourth proportional to 10,888,474.80, 16,332,712.20 and 3,314,456.40 is: 4,971,684.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,888,474.80 : 16,332,712.20 = 3,314,456.40 : x
  2. Step 2: Convert to fraction form
    10,888,474.80/16,332,712.20 = 3,314,456.40/x
  3. Step 3: Cross multiply
    10,888,474.80x = 16,332,712.20 × 3,314,456.40
  4. Step 4: Simplify right side
    10,888,474.80x = 54,134,062,480,648.08
  5. Step 5: Solve for x
    x = 54,134,062,480,648.08/10,888,474.80
  6. Step 6: Final answer
    x = 4,971,684.60

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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.