Home / 18,125,862.48-27,188,056.31-4,478,665.16

Finding the Fourth Proportional to 18,125,862.48, 27,188,056.31 and 4,478,665.16

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Solution

The fourth proportional to 18,125,862.48, 27,188,056.31 and 4,478,665.16 is: 6,717,815.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,125,862.48 : 27,188,056.31 = 4,478,665.16 : x
  2. Step 2: Convert to fraction form
    18,125,862.48/27,188,056.31 = 4,478,665.16/x
  3. Step 3: Cross multiply
    18,125,862.48x = 27,188,056.31 × 4,478,665.16
  4. Step 4: Simplify right side
    18,125,862.48x = 121,766,200,405,381.56
  5. Step 5: Solve for x
    x = 121,766,200,405,381.56/18,125,862.48
  6. Step 6: Final answer
    x = 6,717,815.53

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.