Home / 27,883,561.88-38,480,181.56-15,324,388.66

Finding the Fourth Proportional to 27,883,561.88, 38,480,181.56 and 15,324,388.66

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Solution

The fourth proportional to 27,883,561.88, 38,480,181.56 and 15,324,388.66 is: 21,148,132.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,883,561.88 : 38,480,181.56 = 15,324,388.66 : x
  2. Step 2: Convert to fraction form
    27,883,561.88/38,480,181.56 = 15,324,388.66/x
  3. Step 3: Cross multiply
    27,883,561.88x = 38,480,181.56 × 15,324,388.66
  4. Step 4: Simplify right side
    27,883,561.88x = 589,685,257,932,805.12
  5. Step 5: Solve for x
    x = 589,685,257,932,805.12/27,883,561.88
  6. Step 6: Final answer
    x = 21,148,132.38

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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.