Home / 11,907,164.16-17,838,270.81-7,034,932.80

Finding the Fourth Proportional to 11,907,164.16, 17,838,270.81 and 7,034,932.80

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Solution

The fourth proportional to 11,907,164.16, 17,838,270.81 and 7,034,932.80 is: 10,539,120.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,907,164.16 : 17,838,270.81 = 7,034,932.80 : x
  2. Step 2: Convert to fraction form
    11,907,164.16/17,838,270.81 = 7,034,932.80/x
  3. Step 3: Cross multiply
    11,907,164.16x = 17,838,270.81 × 7,034,932.80
  4. Step 4: Simplify right side
    11,907,164.16x = 125,491,036,416,551.56
  5. Step 5: Solve for x
    x = 125,491,036,416,551.56/11,907,164.16
  6. Step 6: Final answer
    x = 10,539,120.38

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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.