Home / 6,691,884.84-9,234,885.06-3,636,150.12

Finding the Fourth Proportional to 6,691,884.84, 9,234,885.06 and 3,636,150.12

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Solution

The fourth proportional to 6,691,884.84, 9,234,885.06 and 3,636,150.12 is: 5,017,932.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,691,884.84 : 9,234,885.06 = 3,636,150.12 : x
  2. Step 2: Convert to fraction form
    6,691,884.84/9,234,885.06 = 3,636,150.12/x
  3. Step 3: Cross multiply
    6,691,884.84x = 9,234,885.06 × 3,636,150.12
  4. Step 4: Simplify right side
    6,691,884.84x = 33,579,428,419,105.21
  5. Step 5: Solve for x
    x = 33,579,428,419,105.21/6,691,884.84
  6. Step 6: Final answer
    x = 5,017,932.80

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.