Home / 11,349,951.20-16,996,933.20-7,542,821.60

Finding the Fourth Proportional to 11,349,951.20, 16,996,933.20 and 7,542,821.60

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Solution

The fourth proportional to 11,349,951.20, 16,996,933.20 and 7,542,821.60 is: 11,295,628.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,349,951.20 : 16,996,933.20 = 7,542,821.60 : x
  2. Step 2: Convert to fraction form
    11,349,951.20/16,996,933.20 = 7,542,821.60/x
  3. Step 3: Cross multiply
    11,349,951.20x = 16,996,933.20 × 7,542,821.60
  4. Step 4: Simplify right side
    11,349,951.20x = 128,204,834,874,717.11
  5. Step 5: Solve for x
    x = 128,204,834,874,717.11/11,349,951.20
  6. Step 6: Final answer
    x = 11,295,628.73

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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.