Home / 18,149,748.64-27,232,665.95-9,511,793.28

Finding the Fourth Proportional to 18,149,748.64, 27,232,665.95 and 9,511,793.28

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Solution

The fourth proportional to 18,149,748.64, 27,232,665.95 and 9,511,793.28 is: 14,271,905.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,149,748.64 : 27,232,665.95 = 9,511,793.28 : x
  2. Step 2: Convert to fraction form
    18,149,748.64/27,232,665.95 = 9,511,793.28/x
  3. Step 3: Cross multiply
    18,149,748.64x = 27,232,665.95 × 9,511,793.28
  4. Step 4: Simplify right side
    18,149,748.64x = 259,031,489,003,474.28
  5. Step 5: Solve for x
    x = 259,031,489,003,474.28/18,149,748.64
  6. Step 6: Final answer
    x = 14,271,905.04

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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.