Home / 4,101,940.05-5,644,340.43-3,977,134.45

Finding the Fourth Proportional to 4,101,940.05, 5,644,340.43 and 3,977,134.45

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Solution

The fourth proportional to 4,101,940.05, 5,644,340.43 and 3,977,134.45 is: 5,472,605.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,101,940.05 : 5,644,340.43 = 3,977,134.45 : x
  2. Step 2: Convert to fraction form
    4,101,940.05/5,644,340.43 = 3,977,134.45/x
  3. Step 3: Cross multiply
    4,101,940.05x = 5,644,340.43 × 3,977,134.45
  4. Step 4: Simplify right side
    4,101,940.05x = 22,448,300,767,512.80
  5. Step 5: Solve for x
    x = 22,448,300,767,512.80/4,101,940.05
  6. Step 6: Final answer
    x = 5,472,605.77

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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.