Home / 20,598,610.66-30,880,538.82-16,955,520.32

Finding the Fourth Proportional to 20,598,610.66, 30,880,538.82 and 16,955,520.32

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Solution

The fourth proportional to 20,598,610.66, 30,880,538.82 and 16,955,520.32 is: 25,418,976.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,598,610.66 : 30,880,538.82 = 16,955,520.32 : x
  2. Step 2: Convert to fraction form
    20,598,610.66/30,880,538.82 = 16,955,520.32/x
  3. Step 3: Cross multiply
    20,598,610.66x = 30,880,538.82 × 16,955,520.32
  4. Step 4: Simplify right side
    20,598,610.66x = 523,595,603,585,467.50
  5. Step 5: Solve for x
    x = 523,595,603,585,467.50/20,598,610.66
  6. Step 6: Final answer
    x = 25,418,976.66

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.