Home / 5,140,304.72-7,093,514.40-2,848,445.36

Finding the Fourth Proportional to 5,140,304.72, 7,093,514.40 and 2,848,445.36

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Solution

The fourth proportional to 5,140,304.72, 7,093,514.40 and 2,848,445.36 is: 3,930,795.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,140,304.72 : 7,093,514.40 = 2,848,445.36 : x
  2. Step 2: Convert to fraction form
    5,140,304.72/7,093,514.40 = 2,848,445.36/x
  3. Step 3: Cross multiply
    5,140,304.72x = 7,093,514.40 × 2,848,445.36
  4. Step 4: Simplify right side
    5,140,304.72x = 20,205,488,178,773.18
  5. Step 5: Solve for x
    x = 20,205,488,178,773.18/5,140,304.72
  6. Step 6: Final answer
    x = 3,930,795.80

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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.