Home / 3,947,721.17-5,444,855.47-3,397,352.22

Finding the Fourth Proportional to 3,947,721.17, 5,444,855.47 and 3,397,352.22

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Solution

The fourth proportional to 3,947,721.17, 5,444,855.47 and 3,397,352.22 is: 4,685,764.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,947,721.17 : 5,444,855.47 = 3,397,352.22 : x
  2. Step 2: Convert to fraction form
    3,947,721.17/5,444,855.47 = 3,397,352.22/x
  3. Step 3: Cross multiply
    3,947,721.17x = 5,444,855.47 × 3,397,352.22
  4. Step 4: Simplify right side
    3,947,721.17x = 18,498,091,822,830.34
  5. Step 5: Solve for x
    x = 18,498,091,822,830.34/3,947,721.17
  6. Step 6: Final answer
    x = 4,685,764.52

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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.