Home / 6,121,205.40-9,181,808.10-2,082,253.80

Finding the Fourth Proportional to 6,121,205.40, 9,181,808.10 and 2,082,253.80

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Solution

The fourth proportional to 6,121,205.40, 9,181,808.10 and 2,082,253.80 is: 3,123,380.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,121,205.40 : 9,181,808.10 = 2,082,253.80 : x
  2. Step 2: Convert to fraction form
    6,121,205.40/9,181,808.10 = 2,082,253.80/x
  3. Step 3: Cross multiply
    6,121,205.40x = 9,181,808.10 × 2,082,253.80
  4. Step 4: Simplify right side
    6,121,205.40x = 19,118,854,807,095.78
  5. Step 5: Solve for x
    x = 19,118,854,807,095.78/6,121,205.40
  6. Step 6: Final answer
    x = 3,123,380.70

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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.