Home / 10,901,086.20-16,351,629.30-9,891,348.30

Finding the Fourth Proportional to 10,901,086.20, 16,351,629.30 and 9,891,348.30

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Solution

The fourth proportional to 10,901,086.20, 16,351,629.30 and 9,891,348.30 is: 14,837,022.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,901,086.20 : 16,351,629.30 = 9,891,348.30 : x
  2. Step 2: Convert to fraction form
    10,901,086.20/16,351,629.30 = 9,891,348.30/x
  3. Step 3: Cross multiply
    10,901,086.20x = 16,351,629.30 × 9,891,348.30
  4. Step 4: Simplify right side
    10,901,086.20x = 161,739,660,678,785.22
  5. Step 5: Solve for x
    x = 161,739,660,678,785.22/10,901,086.20
  6. Step 6: Final answer
    x = 14,837,022.45

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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.