Home / 11,231,999.80-16,847,999.70-9,342,431.80

Finding the Fourth Proportional to 11,231,999.80, 16,847,999.70 and 9,342,431.80

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Solution

The fourth proportional to 11,231,999.80, 16,847,999.70 and 9,342,431.80 is: 14,013,647.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,231,999.80 : 16,847,999.70 = 9,342,431.80 : x
  2. Step 2: Convert to fraction form
    11,231,999.80/16,847,999.70 = 9,342,431.80/x
  3. Step 3: Cross multiply
    11,231,999.80x = 16,847,999.70 × 9,342,431.80
  4. Step 4: Simplify right side
    11,231,999.80x = 157,401,288,163,670.47
  5. Step 5: Solve for x
    x = 157,401,288,163,670.47/11,231,999.80
  6. Step 6: Final answer
    x = 14,013,647.70

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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.