Home / 11,192,406.60-16,788,609.90-3,620,137.80

Finding the Fourth Proportional to 11,192,406.60, 16,788,609.90 and 3,620,137.80

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Solution

The fourth proportional to 11,192,406.60, 16,788,609.90 and 3,620,137.80 is: 5,430,206.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,192,406.60 : 16,788,609.90 = 3,620,137.80 : x
  2. Step 2: Convert to fraction form
    11,192,406.60/16,788,609.90 = 3,620,137.80/x
  3. Step 3: Cross multiply
    11,192,406.60x = 16,788,609.90 × 3,620,137.80
  4. Step 4: Simplify right side
    11,192,406.60x = 60,777,081,308,444.21
  5. Step 5: Solve for x
    x = 60,777,081,308,444.21/11,192,406.60
  6. Step 6: Final answer
    x = 5,430,206.70

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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.