Home / 11,331,938.80-16,997,908.20-9,092,450.80

Finding the Fourth Proportional to 11,331,938.80, 16,997,908.20 and 9,092,450.80

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Solution

The fourth proportional to 11,331,938.80, 16,997,908.20 and 9,092,450.80 is: 13,638,676.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,331,938.80 : 16,997,908.20 = 9,092,450.80 : x
  2. Step 2: Convert to fraction form
    11,331,938.80/16,997,908.20 = 9,092,450.80/x
  3. Step 3: Cross multiply
    11,331,938.80x = 16,997,908.20 × 9,092,450.80
  4. Step 4: Simplify right side
    11,331,938.80x = 154,552,644,011,416.56
  5. Step 5: Solve for x
    x = 154,552,644,011,416.56/11,331,938.80
  6. Step 6: Final answer
    x = 13,638,676.20

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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.