Home / 12,550,286.05-17,319,428.10-6,968,542.89

Finding the Fourth Proportional to 12,550,286.05, 17,319,428.10 and 6,968,542.89

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Solution

The fourth proportional to 12,550,286.05, 17,319,428.10 and 6,968,542.89 is: 9,616,607.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,550,286.05 : 17,319,428.10 = 6,968,542.89 : x
  2. Step 2: Convert to fraction form
    12,550,286.05/17,319,428.10 = 6,968,542.89/x
  3. Step 3: Cross multiply
    12,550,286.05x = 17,319,428.10 × 6,968,542.89
  4. Step 4: Simplify right side
    12,550,286.05x = 120,691,177,610,069.08
  5. Step 5: Solve for x
    x = 120,691,177,610,069.08/12,550,286.05
  6. Step 6: Final answer
    x = 9,616,607.71

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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.