Home / 23,109,227.68-31,890,344.48-12,795,729.36

Finding the Fourth Proportional to 23,109,227.68, 31,890,344.48 and 12,795,729.36

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Solution

The fourth proportional to 23,109,227.68, 31,890,344.48 and 12,795,729.36 is: 17,657,890.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,109,227.68 : 31,890,344.48 = 12,795,729.36 : x
  2. Step 2: Convert to fraction form
    23,109,227.68/31,890,344.48 = 12,795,729.36/x
  3. Step 3: Cross multiply
    23,109,227.68x = 31,890,344.48 × 12,795,729.36
  4. Step 4: Simplify right side
    23,109,227.68x = 408,060,217,163,249.94
  5. Step 5: Solve for x
    x = 408,060,217,163,249.94/23,109,227.68
  6. Step 6: Final answer
    x = 17,657,890.73

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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.