Home / 12,105,079.97-18,080,471.88-10,950,550.37

Finding the Fourth Proportional to 12,105,079.97, 18,080,471.88 and 10,950,550.37

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Solution

The fourth proportional to 12,105,079.97, 18,080,471.88 and 10,950,550.37 is: 16,356,035.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,105,079.97 : 18,080,471.88 = 10,950,550.37 : x
  2. Step 2: Convert to fraction form
    12,105,079.97/18,080,471.88 = 10,950,550.37/x
  3. Step 3: Cross multiply
    12,105,079.97x = 18,080,471.88 × 10,950,550.37
  4. Step 4: Simplify right side
    12,105,079.97x = 197,991,117,956,482.94
  5. Step 5: Solve for x
    x = 197,991,117,956,482.94/12,105,079.97
  6. Step 6: Final answer
    x = 16,356,035.52

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.