Home / 11,622,836.19-16,039,661.56-6,396,446.11

Finding the Fourth Proportional to 11,622,836.19, 16,039,661.56 and 6,396,446.11

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Solution

The fourth proportional to 11,622,836.19, 16,039,661.56 and 6,396,446.11 is: 8,827,176.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,622,836.19 : 16,039,661.56 = 6,396,446.11 : x
  2. Step 2: Convert to fraction form
    11,622,836.19/16,039,661.56 = 6,396,446.11/x
  3. Step 3: Cross multiply
    11,622,836.19x = 16,039,661.56 × 6,396,446.11
  4. Step 4: Simplify right side
    11,622,836.19x = 102,596,830,791,178.55
  5. Step 5: Solve for x
    x = 102,596,830,791,178.55/11,622,836.19
  6. Step 6: Final answer
    x = 8,827,176.87

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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.