Home / 47,568,474.75-65,653,701.36-31,019,869.11

Finding the Fourth Proportional to 47,568,474.75, 65,653,701.36 and 31,019,869.11

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Solution

The fourth proportional to 47,568,474.75, 65,653,701.36 and 31,019,869.11 is: 42,813,422.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,568,474.75 : 65,653,701.36 = 31,019,869.11 : x
  2. Step 2: Convert to fraction form
    47,568,474.75/65,653,701.36 = 31,019,869.11/x
  3. Step 3: Cross multiply
    47,568,474.75x = 65,653,701.36 × 31,019,869.11
  4. Step 4: Simplify right side
    47,568,474.75x = 2,036,569,222,774,229
  5. Step 5: Solve for x
    x = 2,036,569,222,774,229/47,568,474.75
  6. Step 6: Final answer
    x = 42,813,422.83

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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.