Home / 19,681,937.25-29,519,540.82-5,301,641.94

Finding the Fourth Proportional to 19,681,937.25, 29,519,540.82 and 5,301,641.94

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Solution

The fourth proportional to 19,681,937.25, 29,519,540.82 and 5,301,641.94 is: 7,951,556.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,681,937.25 : 29,519,540.82 = 5,301,641.94 : x
  2. Step 2: Convert to fraction form
    19,681,937.25/29,519,540.82 = 5,301,641.94/x
  3. Step 3: Cross multiply
    19,681,937.25x = 29,519,540.82 × 5,301,641.94
  4. Step 4: Simplify right side
    19,681,937.25x = 156,502,035,660,854
  5. Step 5: Solve for x
    x = 156,502,035,660,854/19,681,937.25
  6. Step 6: Final answer
    x = 7,951,556.48

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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.