Home / 17,055,456.80-25,550,007.60-10,303,815.20

Finding the Fourth Proportional to 17,055,456.80, 25,550,007.60 and 10,303,815.20

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Solution

The fourth proportional to 17,055,456.80, 25,550,007.60 and 10,303,815.20 is: 15,435,679.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,055,456.80 : 25,550,007.60 = 10,303,815.20 : x
  2. Step 2: Convert to fraction form
    17,055,456.80/25,550,007.60 = 10,303,815.20/x
  3. Step 3: Cross multiply
    17,055,456.80x = 25,550,007.60 × 10,303,815.20
  4. Step 4: Simplify right side
    17,055,456.80x = 263,262,556,668,995.53
  5. Step 5: Solve for x
    x = 263,262,556,668,995.53/17,055,456.80
  6. Step 6: Final answer
    x = 15,435,679.02

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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.