Home / 8,072,947.38-11,129,091.57-6,351,077.46

Finding the Fourth Proportional to 8,072,947.38, 11,129,091.57 and 6,351,077.46

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Solution

The fourth proportional to 8,072,947.38, 11,129,091.57 and 6,351,077.46 is: 8,755,380.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,072,947.38 : 11,129,091.57 = 6,351,077.46 : x
  2. Step 2: Convert to fraction form
    8,072,947.38/11,129,091.57 = 6,351,077.46/x
  3. Step 3: Cross multiply
    8,072,947.38x = 11,129,091.57 × 6,351,077.46
  4. Step 4: Simplify right side
    8,072,947.38x = 70,681,722,620,503.02
  5. Step 5: Solve for x
    x = 70,681,722,620,503.02/8,072,947.38
  6. Step 6: Final answer
    x = 8,755,380.07

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1.5x scale

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.