Home / 18,163,539.20-27,232,867.20-8,583,507.20

Finding the Fourth Proportional to 18,163,539.20, 27,232,867.20 and 8,583,507.20

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Solution

The fourth proportional to 18,163,539.20, 27,232,867.20 and 8,583,507.20 is: 12,869,381.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,163,539.20 : 27,232,867.20 = 8,583,507.20 : x
  2. Step 2: Convert to fraction form
    18,163,539.20/27,232,867.20 = 8,583,507.20/x
  3. Step 3: Cross multiply
    18,163,539.20x = 27,232,867.20 × 8,583,507.20
  4. Step 4: Simplify right side
    18,163,539.20x = 233,753,511,687,843.81
  5. Step 5: Solve for x
    x = 233,753,511,687,843.81/18,163,539.20
  6. Step 6: Final answer
    x = 12,869,381.30

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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.