Home / 27,620,650.52-38,118,767.04-15,233,166.80

Finding the Fourth Proportional to 27,620,650.52, 38,118,767.04 and 15,233,166.80

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Solution

The fourth proportional to 27,620,650.52, 38,118,767.04 and 15,233,166.80 is: 21,023,021.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,620,650.52 : 38,118,767.04 = 15,233,166.80 : x
  2. Step 2: Convert to fraction form
    27,620,650.52/38,118,767.04 = 15,233,166.80/x
  3. Step 3: Cross multiply
    27,620,650.52x = 38,118,767.04 × 15,233,166.80
  4. Step 4: Simplify right side
    27,620,650.52x = 580,669,536,530,662.25
  5. Step 5: Solve for x
    x = 580,669,536,530,662.25/27,620,650.52
  6. Step 6: Final answer
    x = 21,023,021.75

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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.