Home / 8,681,343.06-11,979,389.86-5,011,441.94

Finding the Fourth Proportional to 8,681,343.06, 11,979,389.86 and 5,011,441.94

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Solution

The fourth proportional to 8,681,343.06, 11,979,389.86 and 5,011,441.94 is: 6,915,291.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,681,343.06 : 11,979,389.86 = 5,011,441.94 : x
  2. Step 2: Convert to fraction form
    8,681,343.06/11,979,389.86 = 5,011,441.94/x
  3. Step 3: Cross multiply
    8,681,343.06x = 11,979,389.86 × 5,011,441.94
  4. Step 4: Simplify right side
    8,681,343.06x = 60,034,016,760,014.73
  5. Step 5: Solve for x
    x = 60,034,016,760,014.73/8,681,343.06
  6. Step 6: Final answer
    x = 6,915,291.37

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.