Home / 21,568,383.70-32,352,575.55-16,749,985.30

Finding the Fourth Proportional to 21,568,383.70, 32,352,575.55 and 16,749,985.30

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Solution

The fourth proportional to 21,568,383.70, 32,352,575.55 and 16,749,985.30 is: 25,124,977.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,568,383.70 : 32,352,575.55 = 16,749,985.30 : x
  2. Step 2: Convert to fraction form
    21,568,383.70/32,352,575.55 = 16,749,985.30/x
  3. Step 3: Cross multiply
    21,568,383.70x = 32,352,575.55 × 16,749,985.30
  4. Step 4: Simplify right side
    21,568,383.70x = 541,905,164,879,639.44
  5. Step 5: Solve for x
    x = 541,905,164,879,639.44/21,568,383.70
  6. Step 6: Final answer
    x = 25,124,977.95

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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.