Home / 4,815,556.92-6,645,468.02-2,640,115.22

Finding the Fourth Proportional to 4,815,556.92, 6,645,468.02 and 2,640,115.22

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Solution

The fourth proportional to 4,815,556.92, 6,645,468.02 and 2,640,115.22 is: 3,643,358.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,815,556.92 : 6,645,468.02 = 2,640,115.22 : x
  2. Step 2: Convert to fraction form
    4,815,556.92/6,645,468.02 = 2,640,115.22/x
  3. Step 3: Cross multiply
    4,815,556.92x = 6,645,468.02 × 2,640,115.22
  4. Step 4: Simplify right side
    4,815,556.92x = 17,544,801,217,197.35
  5. Step 5: Solve for x
    x = 17,544,801,217,197.35/4,815,556.92
  6. Step 6: Final answer
    x = 3,643,358.70

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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.