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Finding the Fourth Proportional to 10,658,648.46, 15,987,824.16 and 2,571,556.26

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Solution

The fourth proportional to 10,658,648.46, 15,987,824.16 and 2,571,556.26 is: 3,857,298.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,658,648.46 : 15,987,824.16 = 2,571,556.26 : x
  2. Step 2: Convert to fraction form
    10,658,648.46/15,987,824.16 = 2,571,556.26/x
  3. Step 3: Cross multiply
    10,658,648.46x = 15,987,824.16 × 2,571,556.26
  4. Step 4: Simplify right side
    10,658,648.46x = 41,113,589,302,427.24
  5. Step 5: Solve for x
    x = 41,113,589,302,427.24/10,658,648.46
  6. Step 6: Final answer
    x = 3,857,298.55

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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.