Home / 11,072,212.70-16,608,319.05-8,202,431.30

Finding the Fourth Proportional to 11,072,212.70, 16,608,319.05 and 8,202,431.30

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Solution

The fourth proportional to 11,072,212.70, 16,608,319.05 and 8,202,431.30 is: 12,303,646.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,072,212.70 : 16,608,319.05 = 8,202,431.30 : x
  2. Step 2: Convert to fraction form
    11,072,212.70/16,608,319.05 = 8,202,431.30/x
  3. Step 3: Cross multiply
    11,072,212.70x = 16,608,319.05 × 8,202,431.30
  4. Step 4: Simplify right side
    11,072,212.70x = 136,228,596,016,106.27
  5. Step 5: Solve for x
    x = 136,228,596,016,106.27/11,072,212.70
  6. Step 6: Final answer
    x = 12,303,646.95

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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.