Home / 12,711,382.29-17,541,634.26-7,205,795.67

Finding the Fourth Proportional to 12,711,382.29, 17,541,634.26 and 7,205,795.67

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Solution

The fourth proportional to 12,711,382.29, 17,541,634.26 and 7,205,795.67 is: 9,943,956.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,711,382.29 : 17,541,634.26 = 7,205,795.67 : x
  2. Step 2: Convert to fraction form
    12,711,382.29/17,541,634.26 = 7,205,795.67/x
  3. Step 3: Cross multiply
    12,711,382.29x = 17,541,634.26 × 7,205,795.67
  4. Step 4: Simplify right side
    12,711,382.29x = 126,401,432,195,431.67
  5. Step 5: Solve for x
    x = 126,401,432,195,431.67/12,711,382.29
  6. Step 6: Final answer
    x = 9,943,956.47

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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.