Home / 11,210,939.20-16,816,408.80-10,651,067.20

Finding the Fourth Proportional to 11,210,939.20, 16,816,408.80 and 10,651,067.20

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Solution

The fourth proportional to 11,210,939.20, 16,816,408.80 and 10,651,067.20 is: 15,976,600.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,210,939.20 : 16,816,408.80 = 10,651,067.20 : x
  2. Step 2: Convert to fraction form
    11,210,939.20/16,816,408.80 = 10,651,067.20/x
  3. Step 3: Cross multiply
    11,210,939.20x = 16,816,408.80 × 10,651,067.20
  4. Step 4: Simplify right side
    11,210,939.20x = 179,112,700,191,471.34
  5. Step 5: Solve for x
    x = 179,112,700,191,471.34/11,210,939.20
  6. Step 6: Final answer
    x = 15,976,600.80

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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.