Home / 20,176,538.96-27,844,239.09-11,475,965.27

Finding the Fourth Proportional to 20,176,538.96, 27,844,239.09 and 11,475,965.27

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Solution

The fourth proportional to 20,176,538.96, 27,844,239.09 and 11,475,965.27 is: 15,837,182.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,176,538.96 : 27,844,239.09 = 11,475,965.27 : x
  2. Step 2: Convert to fraction form
    20,176,538.96/27,844,239.09 = 11,475,965.27/x
  3. Step 3: Cross multiply
    20,176,538.96x = 27,844,239.09 × 11,475,965.27
  4. Step 4: Simplify right side
    20,176,538.96x = 319,539,520,627,195.25
  5. Step 5: Solve for x
    x = 319,539,520,627,195.25/20,176,538.96
  6. Step 6: Final answer
    x = 15,837,182.05

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.