Home / 7,126,084.80-10,689,127.20-6,241,348.80

Finding the Fourth Proportional to 7,126,084.80, 10,689,127.20 and 6,241,348.80

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Solution

The fourth proportional to 7,126,084.80, 10,689,127.20 and 6,241,348.80 is: 9,362,023.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,126,084.80 : 10,689,127.20 = 6,241,348.80 : x
  2. Step 2: Convert to fraction form
    7,126,084.80/10,689,127.20 = 6,241,348.80/x
  3. Step 3: Cross multiply
    7,126,084.80x = 10,689,127.20 × 6,241,348.80
  4. Step 4: Simplify right side
    7,126,084.80x = 66,714,571,222,767.35
  5. Step 5: Solve for x
    x = 66,714,571,222,767.35/7,126,084.80
  6. Step 6: Final answer
    x = 9,362,023.20

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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.