Home / 11,008,128.80-16,496,446.80-8,106,854.60

Finding the Fourth Proportional to 11,008,128.80, 16,496,446.80 and 8,106,854.60

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Solution

The fourth proportional to 11,008,128.80, 16,496,446.80 and 8,106,854.60 is: 12,148,685.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,008,128.80 : 16,496,446.80 = 8,106,854.60 : x
  2. Step 2: Convert to fraction form
    11,008,128.80/16,496,446.80 = 8,106,854.60/x
  3. Step 3: Cross multiply
    11,008,128.80x = 16,496,446.80 × 8,106,854.60
  4. Step 4: Simplify right side
    11,008,128.80x = 133,734,295,624,235.28
  5. Step 5: Solve for x
    x = 133,734,295,624,235.28/11,008,128.80
  6. Step 6: Final answer
    x = 12,148,685.58

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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.