Home / 13,353,382.22-20,052,995.64-8,196,274.81

Finding the Fourth Proportional to 13,353,382.22, 20,052,995.64 and 8,196,274.81

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Solution

The fourth proportional to 13,353,382.22, 20,052,995.64 and 8,196,274.81 is: 12,308,481.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,353,382.22 : 20,052,995.64 = 8,196,274.81 : x
  2. Step 2: Convert to fraction form
    13,353,382.22/20,052,995.64 = 8,196,274.81/x
  3. Step 3: Cross multiply
    13,353,382.22x = 20,052,995.64 × 8,196,274.81
  4. Step 4: Simplify right side
    13,353,382.22x = 164,359,863,029,171.81
  5. Step 5: Solve for x
    x = 164,359,863,029,171.81/13,353,382.22
  6. Step 6: Final answer
    x = 12,308,481.88

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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.