Home / 5,135,986.47-7,087,654.94-2,844,144.39

Finding the Fourth Proportional to 5,135,986.47, 7,087,654.94 and 2,844,144.39

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Solution

The fourth proportional to 5,135,986.47, 7,087,654.94 and 2,844,144.39 is: 3,924,915.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,135,986.47 : 7,087,654.94 = 2,844,144.39 : x
  2. Step 2: Convert to fraction form
    5,135,986.47/7,087,654.94 = 2,844,144.39/x
  3. Step 3: Cross multiply
    5,135,986.47x = 7,087,654.94 × 2,844,144.39
  4. Step 4: Simplify right side
    5,135,986.47x = 20,158,314,021,636.06
  5. Step 5: Solve for x
    x = 20,158,314,021,636.06/5,135,986.47
  6. Step 6: Final answer
    x = 3,924,915.72

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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.