Home / 11,180,212.94-15,428,601.12-6,285,456.86

Finding the Fourth Proportional to 11,180,212.94, 15,428,601.12 and 6,285,456.86

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Solution

The fourth proportional to 11,180,212.94, 15,428,601.12 and 6,285,456.86 is: 8,673,878.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,180,212.94 : 15,428,601.12 = 6,285,456.86 : x
  2. Step 2: Convert to fraction form
    11,180,212.94/15,428,601.12 = 6,285,456.86/x
  3. Step 3: Cross multiply
    11,180,212.94x = 15,428,601.12 × 6,285,456.86
  4. Step 4: Simplify right side
    11,180,212.94x = 96,975,806,749,907.69
  5. Step 5: Solve for x
    x = 96,975,806,749,907.69/11,180,212.94
  6. Step 6: Final answer
    x = 8,673,878.33

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1.5x scale

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.