Home / 13,248,028.80-19,872,043.20-11,568,412.80

Finding the Fourth Proportional to 13,248,028.80, 19,872,043.20 and 11,568,412.80

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Solution

The fourth proportional to 13,248,028.80, 19,872,043.20 and 11,568,412.80 is: 17,352,619.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,248,028.80 : 19,872,043.20 = 11,568,412.80 : x
  2. Step 2: Convert to fraction form
    13,248,028.80/19,872,043.20 = 11,568,412.80/x
  3. Step 3: Cross multiply
    13,248,028.80x = 19,872,043.20 × 11,568,412.80
  4. Step 4: Simplify right side
    13,248,028.80x = 229,887,998,917,032.97
  5. Step 5: Solve for x
    x = 229,887,998,917,032.97/13,248,028.80
  6. Step 6: Final answer
    x = 17,352,619.20

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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.