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Finding the Fourth Proportional to 16,999,682.25, 25,507,035.72 and 8,910,723.75

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Solution

The fourth proportional to 16,999,682.25, 25,507,035.72 and 8,910,723.75 is: 13,370,023.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,999,682.25 : 25,507,035.72 = 8,910,723.75 : x
  2. Step 2: Convert to fraction form
    16,999,682.25/25,507,035.72 = 8,910,723.75/x
  3. Step 3: Cross multiply
    16,999,682.25x = 25,507,035.72 × 8,910,723.75
  4. Step 4: Simplify right side
    16,999,682.25x = 227,286,148,982,302.34
  5. Step 5: Solve for x
    x = 227,286,148,982,302.34/16,999,682.25
  6. Step 6: Final answer
    x = 13,370,023.37

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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.