Home / 17,208,053.80-25,780,976.70-10,013,698.60

Finding the Fourth Proportional to 17,208,053.80, 25,780,976.70 and 10,013,698.60

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Solution

The fourth proportional to 17,208,053.80, 25,780,976.70 and 10,013,698.60 is: 15,002,447.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,208,053.80 : 25,780,976.70 = 10,013,698.60 : x
  2. Step 2: Convert to fraction form
    17,208,053.80/25,780,976.70 = 10,013,698.60/x
  3. Step 3: Cross multiply
    17,208,053.80x = 25,780,976.70 × 10,013,698.60
  4. Step 4: Simplify right side
    17,208,053.80x = 258,162,930,287,422.59
  5. Step 5: Solve for x
    x = 258,162,930,287,422.59/17,208,053.80
  6. Step 6: Final answer
    x = 15,002,447.88

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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.