Home / 7,268,003.80-10,902,005.70-2,218,658.20

Finding the Fourth Proportional to 7,268,003.80, 10,902,005.70 and 2,218,658.20

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Solution

The fourth proportional to 7,268,003.80, 10,902,005.70 and 2,218,658.20 is: 3,327,987.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,268,003.80 : 10,902,005.70 = 2,218,658.20 : x
  2. Step 2: Convert to fraction form
    7,268,003.80/10,902,005.70 = 2,218,658.20/x
  3. Step 3: Cross multiply
    7,268,003.80x = 10,902,005.70 × 2,218,658.20
  4. Step 4: Simplify right side
    7,268,003.80x = 24,187,824,342,751.74
  5. Step 5: Solve for x
    x = 24,187,824,342,751.74/7,268,003.80
  6. Step 6: Final answer
    x = 3,327,987.30

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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.