Home / 8,082,906.80-12,124,360.20-6,648,016.10

Finding the Fourth Proportional to 8,082,906.80, 12,124,360.20 and 6,648,016.10

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Solution

The fourth proportional to 8,082,906.80, 12,124,360.20 and 6,648,016.10 is: 9,972,024.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,082,906.80 : 12,124,360.20 = 6,648,016.10 : x
  2. Step 2: Convert to fraction form
    8,082,906.80/12,124,360.20 = 6,648,016.10/x
  3. Step 3: Cross multiply
    8,082,906.80x = 12,124,360.20 × 6,648,016.10
  4. Step 4: Simplify right side
    8,082,906.80x = 80,602,941,811,799.20
  5. Step 5: Solve for x
    x = 80,602,941,811,799.20/8,082,906.80
  6. Step 6: Final answer
    x = 9,972,024.15

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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.