Home / 11,171,129.52-15,416,053.20-6,209,440.77

Finding the Fourth Proportional to 11,171,129.52, 15,416,053.20 and 6,209,440.77

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Solution

The fourth proportional to 11,171,129.52, 15,416,053.20 and 6,209,440.77 is: 8,568,969.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,171,129.52 : 15,416,053.20 = 6,209,440.77 : x
  2. Step 2: Convert to fraction form
    11,171,129.52/15,416,053.20 = 6,209,440.77/x
  3. Step 3: Cross multiply
    11,171,129.52x = 15,416,053.20 × 6,209,440.77
  4. Step 4: Simplify right side
    11,171,129.52x = 95,725,069,252,568.95
  5. Step 5: Solve for x
    x = 95,725,069,252,568.95/11,171,129.52
  6. Step 6: Final answer
    x = 8,568,969.60

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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.