Home / 20,426,370.16-30,633,576.53-16,823,200.18

Finding the Fourth Proportional to 20,426,370.16, 30,633,576.53 and 16,823,200.18

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Solution

The fourth proportional to 20,426,370.16, 30,633,576.53 and 16,823,200.18 is: 25,229,876.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,426,370.16 : 30,633,576.53 = 16,823,200.18 : x
  2. Step 2: Convert to fraction form
    20,426,370.16/30,633,576.53 = 16,823,200.18/x
  3. Step 3: Cross multiply
    20,426,370.16x = 30,633,576.53 × 16,823,200.18
  4. Step 4: Simplify right side
    20,426,370.16x = 515,354,790,032,839.75
  5. Step 5: Solve for x
    x = 515,354,790,032,839.75/20,426,370.16
  6. Step 6: Final answer
    x = 25,229,876.19

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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.