Home / 27,842,514.90-38,422,932.82-15,619,634.34

Finding the Fourth Proportional to 27,842,514.90, 38,422,932.82 and 15,619,634.34

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Solution

The fourth proportional to 27,842,514.90, 38,422,932.82 and 15,619,634.34 is: 21,555,242.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,842,514.90 : 38,422,932.82 = 15,619,634.34 : x
  2. Step 2: Convert to fraction form
    27,842,514.90/38,422,932.82 = 15,619,634.34/x
  3. Step 3: Cross multiply
    27,842,514.90x = 38,422,932.82 × 15,619,634.34
  4. Step 4: Simplify right side
    27,842,514.90x = 600,152,160,918,785
  5. Step 5: Solve for x
    x = 600,152,160,918,785/27,842,514.90
  6. Step 6: Final answer
    x = 21,555,242.52

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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.