Home / 20,620,551.50-30,934,810.33-7,840,062.49

Finding the Fourth Proportional to 20,620,551.50, 30,934,810.33 and 7,840,062.49

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Solution

The fourth proportional to 20,620,551.50, 30,934,810.33 and 7,840,062.49 is: 11,761,608.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,620,551.50 : 30,934,810.33 = 7,840,062.49 : x
  2. Step 2: Convert to fraction form
    20,620,551.50/30,934,810.33 = 7,840,062.49/x
  3. Step 3: Cross multiply
    20,620,551.50x = 30,934,810.33 × 7,840,062.49
  4. Step 4: Simplify right side
    20,620,551.50x = 242,530,846,006,560.34
  5. Step 5: Solve for x
    x = 242,530,846,006,560.34/20,620,551.50
  6. Step 6: Final answer
    x = 11,761,608.12

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.