Home / 9,015,625.24-13,491,112.39-7,805,364.76

Finding the Fourth Proportional to 9,015,625.24, 13,491,112.39 and 7,805,364.76

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Solution

The fourth proportional to 9,015,625.24, 13,491,112.39 and 7,805,364.76 is: 11,680,061.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,015,625.24 : 13,491,112.39 = 7,805,364.76 : x
  2. Step 2: Convert to fraction form
    9,015,625.24/13,491,112.39 = 7,805,364.76/x
  3. Step 3: Cross multiply
    9,015,625.24x = 13,491,112.39 × 7,805,364.76
  4. Step 4: Simplify right side
    9,015,625.24x = 105,303,053,222,105.38
  5. Step 5: Solve for x
    x = 105,303,053,222,105.38/9,015,625.24
  6. Step 6: Final answer
    x = 11,680,061.05

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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.