Home / 11,085,865.58-15,187,383.50-10,671,384.85

Finding the Fourth Proportional to 11,085,865.58, 15,187,383.50 and 10,671,384.85

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Solution

The fourth proportional to 11,085,865.58, 15,187,383.50 and 10,671,384.85 is: 14,619,554.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,085,865.58 : 15,187,383.50 = 10,671,384.85 : x
  2. Step 2: Convert to fraction form
    11,085,865.58/15,187,383.50 = 10,671,384.85/x
  3. Step 3: Cross multiply
    11,085,865.58x = 15,187,383.50 × 10,671,384.85
  4. Step 4: Simplify right side
    11,085,865.58x = 162,070,414,193,039.97
  5. Step 5: Solve for x
    x = 162,070,414,193,039.97/11,085,865.58
  6. Step 6: Final answer
    x = 14,619,554.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.