Home / 21,600,717.96-32,401,108.35-8,821,222.68

Finding the Fourth Proportional to 21,600,717.96, 32,401,108.35 and 8,821,222.68

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Solution

The fourth proportional to 21,600,717.96, 32,401,108.35 and 8,821,222.68 is: 13,231,846.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,600,717.96 : 32,401,108.35 = 8,821,222.68 : x
  2. Step 2: Convert to fraction form
    21,600,717.96/32,401,108.35 = 8,821,222.68/x
  3. Step 3: Cross multiply
    21,600,717.96x = 32,401,108.35 × 8,821,222.68
  4. Step 4: Simplify right side
    21,600,717.96x = 285,817,391,834,157.38
  5. Step 5: Solve for x
    x = 285,817,391,834,157.38/21,600,717.96
  6. Step 6: Final answer
    x = 13,231,846.85

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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.