Home / 18,542,285.40-27,825,237.90-10,865,915.40

Finding the Fourth Proportional to 18,542,285.40, 27,825,237.90 and 10,865,915.40

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Solution

The fourth proportional to 18,542,285.40, 27,825,237.90 and 10,865,915.40 is: 16,305,793.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,542,285.40 : 27,825,237.90 = 10,865,915.40 : x
  2. Step 2: Convert to fraction form
    18,542,285.40/27,825,237.90 = 10,865,915.40/x
  3. Step 3: Cross multiply
    18,542,285.40x = 27,825,237.90 × 10,865,915.40
  4. Step 4: Simplify right side
    18,542,285.40x = 302,346,681,006,273.62
  5. Step 5: Solve for x
    x = 302,346,681,006,273.62/18,542,285.40
  6. Step 6: Final answer
    x = 16,305,793.73

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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.