Home / 12,178,030.88-18,253,842.51-6,098,105.54

Finding the Fourth Proportional to 12,178,030.88, 18,253,842.51 and 6,098,105.54

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Solution

The fourth proportional to 12,178,030.88, 18,253,842.51 and 6,098,105.54 is: 9,140,546.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,178,030.88 : 18,253,842.51 = 6,098,105.54 : x
  2. Step 2: Convert to fraction form
    12,178,030.88/18,253,842.51 = 6,098,105.54/x
  3. Step 3: Cross multiply
    12,178,030.88x = 18,253,842.51 × 6,098,105.54
  4. Step 4: Simplify right side
    12,178,030.88x = 111,313,858,136,518.52
  5. Step 5: Solve for x
    x = 111,313,858,136,518.52/12,178,030.88
  6. Step 6: Final answer
    x = 9,140,546.55

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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.