Home / 8,416,320.80-12,625,012.64-3,557,721.29

Finding the Fourth Proportional to 8,416,320.80, 12,625,012.64 and 3,557,721.29

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Solution

The fourth proportional to 8,416,320.80, 12,625,012.64 and 3,557,721.29 is: 5,336,806.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,416,320.80 : 12,625,012.64 = 3,557,721.29 : x
  2. Step 2: Convert to fraction form
    8,416,320.80/12,625,012.64 = 3,557,721.29/x
  3. Step 3: Cross multiply
    8,416,320.80x = 12,625,012.64 × 3,557,721.29
  4. Step 4: Simplify right side
    8,416,320.80x = 44,916,276,201,616.35
  5. Step 5: Solve for x
    x = 44,916,276,201,616.35/8,416,320.80
  6. Step 6: Final answer
    x = 5,336,806.58

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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.