Home / 6,676,857.70-10,015,286.55-6,605,998.90

Finding the Fourth Proportional to 6,676,857.70, 10,015,286.55 and 6,605,998.90

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Solution

The fourth proportional to 6,676,857.70, 10,015,286.55 and 6,605,998.90 is: 9,908,998.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,676,857.70 : 10,015,286.55 = 6,605,998.90 : x
  2. Step 2: Convert to fraction form
    6,676,857.70/10,015,286.55 = 6,605,998.90/x
  3. Step 3: Cross multiply
    6,676,857.70x = 10,015,286.55 × 6,605,998.90
  4. Step 4: Simplify right side
    6,676,857.70x = 66,160,971,932,484.80
  5. Step 5: Solve for x
    x = 66,160,971,932,484.80/6,676,857.70
  6. Step 6: Final answer
    x = 9,908,998.35

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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.