Home / 10,728,758.25-14,844,674.28-9,354,964.71

Finding the Fourth Proportional to 10,728,758.25, 14,844,674.28 and 9,354,964.71

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Solution

The fourth proportional to 10,728,758.25, 14,844,674.28 and 9,354,964.71 is: 12,943,846.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,728,758.25 : 14,844,674.28 = 9,354,964.71 : x
  2. Step 2: Convert to fraction form
    10,728,758.25/14,844,674.28 = 9,354,964.71/x
  3. Step 3: Cross multiply
    10,728,758.25x = 14,844,674.28 × 9,354,964.71
  4. Step 4: Simplify right side
    10,728,758.25x = 138,871,404,020,844.67
  5. Step 5: Solve for x
    x = 138,871,404,020,844.67/10,728,758.25
  6. Step 6: Final answer
    x = 12,943,846.88

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