Home / 20,352,951.97-28,087,347.58-11,060,706.49

Finding the Fourth Proportional to 20,352,951.97, 28,087,347.58 and 11,060,706.49

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Solution

The fourth proportional to 20,352,951.97, 28,087,347.58 and 11,060,706.49 is: 15,263,923.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,352,951.97 : 28,087,347.58 = 11,060,706.49 : x
  2. Step 2: Convert to fraction form
    20,352,951.97/28,087,347.58 = 11,060,706.49/x
  3. Step 3: Cross multiply
    20,352,951.97x = 28,087,347.58 × 11,060,706.49
  4. Step 4: Simplify right side
    20,352,951.97x = 310,665,907,567,121.69
  5. Step 5: Solve for x
    x = 310,665,907,567,121.69/20,352,951.97
  6. Step 6: Final answer
    x = 15,263,923.78

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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.