Home / 5,195,128.80-7,164,635.76-3,261,569.52

Finding the Fourth Proportional to 5,195,128.80, 7,164,635.76 and 3,261,569.52

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Solution

The fourth proportional to 5,195,128.80, 7,164,635.76 and 3,261,569.52 is: 4,498,051.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,195,128.80 : 7,164,635.76 = 3,261,569.52 : x
  2. Step 2: Convert to fraction form
    5,195,128.80/7,164,635.76 = 3,261,569.52/x
  3. Step 3: Cross multiply
    5,195,128.80x = 7,164,635.76 × 3,261,569.52
  4. Step 4: Simplify right side
    5,195,128.80x = 23,367,957,616,718.04
  5. Step 5: Solve for x
    x = 23,367,957,616,718.04/5,195,128.80
  6. Step 6: Final answer
    x = 4,498,051.64

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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.