Home / 21,568,315.70-32,352,473.55-16,749,917.30

Finding the Fourth Proportional to 21,568,315.70, 32,352,473.55 and 16,749,917.30

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Solution

The fourth proportional to 21,568,315.70, 32,352,473.55 and 16,749,917.30 is: 25,124,875.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,568,315.70 : 32,352,473.55 = 16,749,917.30 : x
  2. Step 2: Convert to fraction form
    21,568,315.70/32,352,473.55 = 16,749,917.30/x
  3. Step 3: Cross multiply
    21,568,315.70x = 32,352,473.55 × 16,749,917.30
  4. Step 4: Simplify right side
    21,568,315.70x = 541,901,256,412,937.44
  5. Step 5: Solve for x
    x = 541,901,256,412,937.44/21,568,315.70
  6. Step 6: Final answer
    x = 25,124,875.95

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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.