Home / 18,435,711.20-27,653,566.80-8,846,153.60

Finding the Fourth Proportional to 18,435,711.20, 27,653,566.80 and 8,846,153.60

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Solution

The fourth proportional to 18,435,711.20, 27,653,566.80 and 8,846,153.60 is: 13,269,230.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,435,711.20 : 27,653,566.80 = 8,846,153.60 : x
  2. Step 2: Convert to fraction form
    18,435,711.20/27,653,566.80 = 8,846,153.60/x
  3. Step 3: Cross multiply
    18,435,711.20x = 27,653,566.80 × 8,846,153.60
  4. Step 4: Simplify right side
    18,435,711.20x = 244,627,699,500,660.47
  5. Step 5: Solve for x
    x = 244,627,699,500,660.47/18,435,711.20
  6. Step 6: Final answer
    x = 13,269,230.40

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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.