Home / 6,449,645.05-9,675,867.25-1,961,804.41

Finding the Fourth Proportional to 6,449,645.05, 9,675,867.25 and 1,961,804.41

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Solution

The fourth proportional to 6,449,645.05, 9,675,867.25 and 1,961,804.41 is: 2,943,132.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,449,645.05 : 9,675,867.25 = 1,961,804.41 : x
  2. Step 2: Convert to fraction form
    6,449,645.05/9,675,867.25 = 1,961,804.41/x
  3. Step 3: Cross multiply
    6,449,645.05x = 9,675,867.25 × 1,961,804.41
  4. Step 4: Simplify right side
    6,449,645.05x = 18,982,159,041,624.57
  5. Step 5: Solve for x
    x = 18,982,159,041,624.57/6,449,645.05
  6. Step 6: Final answer
    x = 2,943,132.36

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Why These Related Problems?

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