Home / 20,681,467.52-31,026,852.97-6,305,988.47

Finding the Fourth Proportional to 20,681,467.52, 31,026,852.97 and 6,305,988.47

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Solution

The fourth proportional to 20,681,467.52, 31,026,852.97 and 6,305,988.47 is: 9,460,401.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,681,467.52 : 31,026,852.97 = 6,305,988.47 : x
  2. Step 2: Convert to fraction form
    20,681,467.52/31,026,852.97 = 6,305,988.47/x
  3. Step 3: Cross multiply
    20,681,467.52x = 31,026,852.97 × 6,305,988.47
  4. Step 4: Simplify right side
    20,681,467.52x = 195,654,976,918,306.03
  5. Step 5: Solve for x
    x = 195,654,976,918,306.03/20,681,467.52
  6. Step 6: Final answer
    x = 9,460,401.05

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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.