Home / 21,723,720.52-32,589,776.90-8,259,501.64

Finding the Fourth Proportional to 21,723,720.52, 32,589,776.90 and 8,259,501.64

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Solution

The fourth proportional to 21,723,720.52, 32,589,776.90 and 8,259,501.64 is: 12,390,847.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,723,720.52 : 32,589,776.90 = 8,259,501.64 : x
  2. Step 2: Convert to fraction form
    21,723,720.52/32,589,776.90 = 8,259,501.64/x
  3. Step 3: Cross multiply
    21,723,720.52x = 32,589,776.90 × 8,259,501.64
  4. Step 4: Simplify right side
    21,723,720.52x = 269,175,315,752,784.09
  5. Step 5: Solve for x
    x = 269,175,315,752,784.09/21,723,720.52
  6. Step 6: Final answer
    x = 12,390,847.85

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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.