Home / 7,126,060.80-10,689,091.20-6,241,324.80

Finding the Fourth Proportional to 7,126,060.80, 10,689,091.20 and 6,241,324.80

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Solution

The fourth proportional to 7,126,060.80, 10,689,091.20 and 6,241,324.80 is: 9,361,987.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,126,060.80 : 10,689,091.20 = 6,241,324.80 : x
  2. Step 2: Convert to fraction form
    7,126,060.80/10,689,091.20 = 6,241,324.80/x
  3. Step 3: Cross multiply
    7,126,060.80x = 10,689,091.20 × 6,241,324.80
  4. Step 4: Simplify right side
    7,126,060.80x = 66,714,089,996,021.75
  5. Step 5: Solve for x
    x = 66,714,089,996,021.75/7,126,060.80
  6. Step 6: Final answer
    x = 9,361,987.20

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Double scale
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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.