Home / 6,800,020.20-10,200,030.30-5,914,285.20

Finding the Fourth Proportional to 6,800,020.20, 10,200,030.30 and 5,914,285.20

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Solution

The fourth proportional to 6,800,020.20, 10,200,030.30 and 5,914,285.20 is: 8,871,427.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,800,020.20 : 10,200,030.30 = 5,914,285.20 : x
  2. Step 2: Convert to fraction form
    6,800,020.20/10,200,030.30 = 5,914,285.20/x
  3. Step 3: Cross multiply
    6,800,020.20x = 10,200,030.30 × 5,914,285.20
  4. Step 4: Simplify right side
    6,800,020.20x = 60,325,888,242,841.56
  5. Step 5: Solve for x
    x = 60,325,888,242,841.56/6,800,020.20
  6. Step 6: Final answer
    x = 8,871,427.80

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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.