Home / 15,746,067.04-21,729,648.72-8,870,657.44

Finding the Fourth Proportional to 15,746,067.04, 21,729,648.72 and 8,870,657.44

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Solution

The fourth proportional to 15,746,067.04, 21,729,648.72 and 8,870,657.44 is: 12,241,550.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,746,067.04 : 21,729,648.72 = 8,870,657.44 : x
  2. Step 2: Convert to fraction form
    15,746,067.04/21,729,648.72 = 8,870,657.44/x
  3. Step 3: Cross multiply
    15,746,067.04x = 21,729,648.72 × 8,870,657.44
  4. Step 4: Simplify right side
    15,746,067.04x = 192,756,270,086,654.47
  5. Step 5: Solve for x
    x = 192,756,270,086,654.47/15,746,067.04
  6. Step 6: Final answer
    x = 12,241,550.20

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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.