Home / 18,589,829.20-27,884,743.80-14,338,301.20

Finding the Fourth Proportional to 18,589,829.20, 27,884,743.80 and 14,338,301.20

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Solution

The fourth proportional to 18,589,829.20, 27,884,743.80 and 14,338,301.20 is: 21,507,451.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,589,829.20 : 27,884,743.80 = 14,338,301.20 : x
  2. Step 2: Convert to fraction form
    18,589,829.20/27,884,743.80 = 14,338,301.20/x
  3. Step 3: Cross multiply
    18,589,829.20x = 27,884,743.80 × 14,338,301.20
  4. Step 4: Simplify right side
    18,589,829.20x = 399,819,855,489,232.56
  5. Step 5: Solve for x
    x = 399,819,855,489,232.56/18,589,829.20
  6. Step 6: Final answer
    x = 21,507,451.80

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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.