Home / 18,161,884.80-27,229,267.80-10,971,903.60

Finding the Fourth Proportional to 18,161,884.80, 27,229,267.80 and 10,971,903.60

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Solution

The fourth proportional to 18,161,884.80, 27,229,267.80 and 10,971,903.60 is: 16,449,663.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,161,884.80 : 27,229,267.80 = 10,971,903.60 : x
  2. Step 2: Convert to fraction form
    18,161,884.80/27,229,267.80 = 10,971,903.60/x
  3. Step 3: Cross multiply
    18,161,884.80x = 27,229,267.80 × 10,971,903.60
  4. Step 4: Simplify right side
    18,161,884.80x = 298,756,901,400,184.06
  5. Step 5: Solve for x
    x = 298,756,901,400,184.06/18,161,884.80
  6. Step 6: Final answer
    x = 16,449,663.94

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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.