Home / 20,854,568.88-31,259,955.65-7,016,723.82

Finding the Fourth Proportional to 20,854,568.88, 31,259,955.65 and 7,016,723.82

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Solution

The fourth proportional to 20,854,568.88, 31,259,955.65 and 7,016,723.82 is: 10,517,718.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,854,568.88 : 31,259,955.65 = 7,016,723.82 : x
  2. Step 2: Convert to fraction form
    20,854,568.88/31,259,955.65 = 7,016,723.82/x
  3. Step 3: Cross multiply
    20,854,568.88x = 31,259,955.65 × 7,016,723.82
  4. Step 4: Simplify right side
    20,854,568.88x = 219,342,475,265,198.81
  5. Step 5: Solve for x
    x = 219,342,475,265,198.81/20,854,568.88
  6. Step 6: Final answer
    x = 10,517,718.04

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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.