Home / 23,101,965.86-31,881,089.30-12,647,806.97

Finding the Fourth Proportional to 23,101,965.86, 31,881,089.30 and 12,647,806.97

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Solution

The fourth proportional to 23,101,965.86, 31,881,089.30 and 12,647,806.97 is: 17,454,179.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,101,965.86 : 31,881,089.30 = 12,647,806.97 : x
  2. Step 2: Convert to fraction form
    23,101,965.86/31,881,089.30 = 12,647,806.97/x
  3. Step 3: Cross multiply
    23,101,965.86x = 31,881,089.30 × 12,647,806.97
  4. Step 4: Simplify right side
    23,101,965.86x = 403,225,863,237,087.94
  5. Step 5: Solve for x
    x = 403,225,863,237,087.94/23,101,965.86
  6. Step 6: Final answer
    x = 17,454,179.69

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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.