Home / 21,723,706-32,589,755.16-8,259,487.12

Finding the Fourth Proportional to 21,723,706, 32,589,755.16 and 8,259,487.12

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Solution

The fourth proportional to 21,723,706, 32,589,755.16 and 8,259,487.12 is: 12,390,826.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,723,706 : 32,589,755.16 = 8,259,487.12 : x
  2. Step 2: Convert to fraction form
    21,723,706/32,589,755.16 = 8,259,487.12/x
  3. Step 3: Cross multiply
    21,723,706x = 32,589,755.16 × 8,259,487.12
  4. Step 4: Simplify right side
    21,723,706x = 269,174,662,987,973.53
  5. Step 5: Solve for x
    x = 269,174,662,987,973.53/21,723,706
  6. Step 6: Final answer
    x = 12,390,826.09

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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.