Home / 18,163,543.20-27,232,873.20-8,583,511.20

Finding the Fourth Proportional to 18,163,543.20, 27,232,873.20 and 8,583,511.20

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Solution

The fourth proportional to 18,163,543.20, 27,232,873.20 and 8,583,511.20 is: 12,869,387.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,163,543.20 : 27,232,873.20 = 8,583,511.20 : x
  2. Step 2: Convert to fraction form
    18,163,543.20/27,232,873.20 = 8,583,511.20/x
  3. Step 3: Cross multiply
    18,163,543.20x = 27,232,873.20 × 8,583,511.20
  4. Step 4: Simplify right side
    18,163,543.20x = 233,753,672,120,379.81
  5. Step 5: Solve for x
    x = 233,753,672,120,379.81/18,163,543.20
  6. Step 6: Final answer
    x = 12,869,387.30

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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.