Home / 18,169,265.71-25,067,255.11-11,646,491.84

Finding the Fourth Proportional to 18,169,265.71, 25,067,255.11 and 11,646,491.84

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Solution

The fourth proportional to 18,169,265.71, 25,067,255.11 and 11,646,491.84 is: 16,068,100.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,169,265.71 : 25,067,255.11 = 11,646,491.84 : x
  2. Step 2: Convert to fraction form
    18,169,265.71/25,067,255.11 = 11,646,491.84/x
  3. Step 3: Cross multiply
    18,169,265.71x = 25,067,255.11 × 11,646,491.84
  4. Step 4: Simplify right side
    18,169,265.71x = 291,945,582,089,813.31
  5. Step 5: Solve for x
    x = 291,945,582,089,813.31/18,169,265.71
  6. Step 6: Final answer
    x = 16,068,100.21

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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.