Home / 7,003,669.53-9,665,211.84-3,947,882.97

Finding the Fourth Proportional to 7,003,669.53, 9,665,211.84 and 3,947,882.97

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Solution

The fourth proportional to 7,003,669.53, 9,665,211.84 and 3,947,882.97 is: 5,448,161.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,003,669.53 : 9,665,211.84 = 3,947,882.97 : x
  2. Step 2: Convert to fraction form
    7,003,669.53/9,665,211.84 = 3,947,882.97/x
  3. Step 3: Cross multiply
    7,003,669.53x = 9,665,211.84 × 3,947,882.97
  4. Step 4: Simplify right side
    7,003,669.53x = 38,157,125,224,578.37
  5. Step 5: Solve for x
    x = 38,157,125,224,578.37/7,003,669.53
  6. Step 6: Final answer
    x = 5,448,161.86

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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.