Home / 18,461,252.70-27,691,879.05-16,388,632.80

Finding the Fourth Proportional to 18,461,252.70, 27,691,879.05 and 16,388,632.80

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Solution

The fourth proportional to 18,461,252.70, 27,691,879.05 and 16,388,632.80 is: 24,582,949.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,461,252.70 : 27,691,879.05 = 16,388,632.80 : x
  2. Step 2: Convert to fraction form
    18,461,252.70/27,691,879.05 = 16,388,632.80/x
  3. Step 3: Cross multiply
    18,461,252.70x = 27,691,879.05 × 16,388,632.80
  4. Step 4: Simplify right side
    18,461,252.70x = 453,832,037,292,462.88
  5. Step 5: Solve for x
    x = 453,832,037,292,462.88/18,461,252.70
  6. Step 6: Final answer
    x = 24,582,949.20

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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.