Home / 18,118,586.73-27,194,676.26-9,149,437.29

Finding the Fourth Proportional to 18,118,586.73, 27,194,676.26 and 9,149,437.29

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Solution

The fourth proportional to 18,118,586.73, 27,194,676.26 and 9,149,437.29 is: 13,732,637.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,118,586.73 : 27,194,676.26 = 9,149,437.29 : x
  2. Step 2: Convert to fraction form
    18,118,586.73/27,194,676.26 = 9,149,437.29/x
  3. Step 3: Cross multiply
    18,118,586.73x = 27,194,676.26 × 9,149,437.29
  4. Step 4: Simplify right side
    18,118,586.73x = 248,815,985,016,974.50
  5. Step 5: Solve for x
    x = 248,815,985,016,974.50/18,118,586.73
  6. Step 6: Final answer
    x = 13,732,637.58

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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.