Home / 17,148,242.31-23,664,481.20-9,413,416.23

Finding the Fourth Proportional to 17,148,242.31, 23,664,481.20 and 9,413,416.23

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Solution

The fourth proportional to 17,148,242.31, 23,664,481.20 and 9,413,416.23 is: 12,990,463.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,148,242.31 : 23,664,481.20 = 9,413,416.23 : x
  2. Step 2: Convert to fraction form
    17,148,242.31/23,664,481.20 = 9,413,416.23/x
  3. Step 3: Cross multiply
    17,148,242.31x = 23,664,481.20 × 9,413,416.23
  4. Step 4: Simplify right side
    17,148,242.31x = 222,763,611,402,609.88
  5. Step 5: Solve for x
    x = 222,763,611,402,609.88/17,148,242.31
  6. Step 6: Final answer
    x = 12,990,463.24

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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.