Home / 11,880,118.13-17,790,034.25-9,955,969.61

Finding the Fourth Proportional to 11,880,118.13, 17,790,034.25 and 9,955,969.61

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Solution

The fourth proportional to 11,880,118.13, 17,790,034.25 and 9,955,969.61 is: 14,908,693.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,880,118.13 : 17,790,034.25 = 9,955,969.61 : x
  2. Step 2: Convert to fraction form
    11,880,118.13/17,790,034.25 = 9,955,969.61/x
  3. Step 3: Cross multiply
    11,880,118.13x = 17,790,034.25 × 9,955,969.61
  4. Step 4: Simplify right side
    11,880,118.13x = 177,117,040,289,798.91
  5. Step 5: Solve for x
    x = 177,117,040,289,798.91/11,880,118.13
  6. Step 6: Final answer
    x = 14,908,693.54

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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.