Home / 18,764,668.50-25,895,067.57-10,615,906.50

Finding the Fourth Proportional to 18,764,668.50, 25,895,067.57 and 10,615,906.50

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Solution

The fourth proportional to 18,764,668.50, 25,895,067.57 and 10,615,906.50 is: 14,649,851.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,764,668.50 : 25,895,067.57 = 10,615,906.50 : x
  2. Step 2: Convert to fraction form
    18,764,668.50/25,895,067.57 = 10,615,906.50/x
  3. Step 3: Cross multiply
    18,764,668.50x = 25,895,067.57 × 10,615,906.50
  4. Step 4: Simplify right side
    18,764,668.50x = 274,899,616,134,302.22
  5. Step 5: Solve for x
    x = 274,899,616,134,302.22/18,764,668.50
  6. Step 6: Final answer
    x = 14,649,851.99

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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.