Home / 11,211,754.80-16,782,202.80-8,802,555.60

Finding the Fourth Proportional to 11,211,754.80, 16,782,202.80 and 8,802,555.60

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Solution

The fourth proportional to 11,211,754.80, 16,782,202.80 and 8,802,555.60 is: 13,176,017.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,211,754.80 : 16,782,202.80 = 8,802,555.60 : x
  2. Step 2: Convert to fraction form
    11,211,754.80/16,782,202.80 = 8,802,555.60/x
  3. Step 3: Cross multiply
    11,211,754.80x = 16,782,202.80 × 8,802,555.60
  4. Step 4: Simplify right side
    11,211,754.80x = 147,726,273,237,475.69
  5. Step 5: Solve for x
    x = 147,726,273,237,475.69/11,211,754.80
  6. Step 6: Final answer
    x = 13,176,017.12

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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.