Home / 11,923,520.52-16,456,605.66-7,028,452.92

Finding the Fourth Proportional to 11,923,520.52, 16,456,605.66 and 7,028,452.92

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Solution

The fourth proportional to 11,923,520.52, 16,456,605.66 and 7,028,452.92 is: 9,700,530.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,923,520.52 : 16,456,605.66 = 7,028,452.92 : x
  2. Step 2: Convert to fraction form
    11,923,520.52/16,456,605.66 = 7,028,452.92/x
  3. Step 3: Cross multiply
    11,923,520.52x = 16,456,605.66 × 7,028,452.92
  4. Step 4: Simplify right side
    11,923,520.52x = 115,664,478,104,315.53
  5. Step 5: Solve for x
    x = 115,664,478,104,315.53/11,923,520.52
  6. Step 6: Final answer
    x = 9,700,530.80

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.