Home / 3,893,072.18-5,333,419.65-3,747,520.31

Finding the Fourth Proportional to 3,893,072.18, 5,333,419.65 and 3,747,520.31

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Solution

The fourth proportional to 3,893,072.18, 5,333,419.65 and 3,747,520.31 is: 5,134,016.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,893,072.18 : 5,333,419.65 = 3,747,520.31 : x
  2. Step 2: Convert to fraction form
    3,893,072.18/5,333,419.65 = 3,747,520.31/x
  3. Step 3: Cross multiply
    3,893,072.18x = 5,333,419.65 × 3,747,520.31
  4. Step 4: Simplify right side
    3,893,072.18x = 19,987,098,477,514.68
  5. Step 5: Solve for x
    x = 19,987,098,477,514.68/3,893,072.18
  6. Step 6: Final answer
    x = 5,134,016.93

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.