Home / 30,892,556.44-42,632,021.82-17,142,799.96

Finding the Fourth Proportional to 30,892,556.44, 42,632,021.82 and 17,142,799.96

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Solution

The fourth proportional to 30,892,556.44, 42,632,021.82 and 17,142,799.96 is: 23,657,227.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,892,556.44 : 42,632,021.82 = 17,142,799.96 : x
  2. Step 2: Convert to fraction form
    30,892,556.44/42,632,021.82 = 17,142,799.96/x
  3. Step 3: Cross multiply
    30,892,556.44x = 42,632,021.82 × 17,142,799.96
  4. Step 4: Simplify right side
    30,892,556.44x = 730,832,221,950,615.12
  5. Step 5: Solve for x
    x = 730,832,221,950,615.12/30,892,556.44
  6. Step 6: Final answer
    x = 23,657,227.05

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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.