Home / 11,664,022.80-17,496,034.20-7,129,059.60

Finding the Fourth Proportional to 11,664,022.80, 17,496,034.20 and 7,129,059.60

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Solution

The fourth proportional to 11,664,022.80, 17,496,034.20 and 7,129,059.60 is: 10,693,589.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,664,022.80 : 17,496,034.20 = 7,129,059.60 : x
  2. Step 2: Convert to fraction form
    11,664,022.80/17,496,034.20 = 7,129,059.60/x
  3. Step 3: Cross multiply
    11,664,022.80x = 17,496,034.20 × 7,129,059.60
  4. Step 4: Simplify right side
    11,664,022.80x = 124,730,270,575,438.31
  5. Step 5: Solve for x
    x = 124,730,270,575,438.31/11,664,022.80
  6. Step 6: Final answer
    x = 10,693,589.40

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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.