Home / 18,788,811.69-25,929,198.39-17,927,877.27

Finding the Fourth Proportional to 18,788,811.69, 25,929,198.39 and 17,927,877.27

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Solution

The fourth proportional to 18,788,811.69, 25,929,198.39 and 17,927,877.27 is: 24,741,079.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,788,811.69 : 25,929,198.39 = 17,927,877.27 : x
  2. Step 2: Convert to fraction form
    18,788,811.69/25,929,198.39 = 17,927,877.27/x
  3. Step 3: Cross multiply
    18,788,811.69x = 25,929,198.39 × 17,927,877.27
  4. Step 4: Simplify right side
    18,788,811.69x = 464,855,486,445,401.62
  5. Step 5: Solve for x
    x = 464,855,486,445,401.62/18,788,811.69
  6. Step 6: Final answer
    x = 24,741,079.64

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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.