Home / 11,268,390.80-16,902,586.20-3,290,214.80

Finding the Fourth Proportional to 11,268,390.80, 16,902,586.20 and 3,290,214.80

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Solution

The fourth proportional to 11,268,390.80, 16,902,586.20 and 3,290,214.80 is: 4,935,322.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,268,390.80 : 16,902,586.20 = 3,290,214.80 : x
  2. Step 2: Convert to fraction form
    11,268,390.80/16,902,586.20 = 3,290,214.80/x
  3. Step 3: Cross multiply
    11,268,390.80x = 16,902,586.20 × 3,290,214.80
  4. Step 4: Simplify right side
    11,268,390.80x = 55,613,139,273,515.76
  5. Step 5: Solve for x
    x = 55,613,139,273,515.76/11,268,390.80
  6. Step 6: Final answer
    x = 4,935,322.20

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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.