Home / 27,740,213.64-38,285,556.12-15,977,221.11

Finding the Fourth Proportional to 27,740,213.64, 38,285,556.12 and 15,977,221.11

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Solution

The fourth proportional to 27,740,213.64, 38,285,556.12 and 15,977,221.11 is: 22,050,904.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,740,213.64 : 38,285,556.12 = 15,977,221.11 : x
  2. Step 2: Convert to fraction form
    27,740,213.64/38,285,556.12 = 15,977,221.11/x
  3. Step 3: Cross multiply
    27,740,213.64x = 38,285,556.12 × 15,977,221.11
  4. Step 4: Simplify right side
    27,740,213.64x = 611,696,795,448,553.62
  5. Step 5: Solve for x
    x = 611,696,795,448,553.62/27,740,213.64
  6. Step 6: Final answer
    x = 22,050,904.27

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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.