Home / 8,179,246.20-12,268,869.30-5,628,329.40

Finding the Fourth Proportional to 8,179,246.20, 12,268,869.30 and 5,628,329.40

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Solution

The fourth proportional to 8,179,246.20, 12,268,869.30 and 5,628,329.40 is: 8,442,494.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,179,246.20 : 12,268,869.30 = 5,628,329.40 : x
  2. Step 2: Convert to fraction form
    8,179,246.20/12,268,869.30 = 5,628,329.40/x
  3. Step 3: Cross multiply
    8,179,246.20x = 12,268,869.30 × 5,628,329.40
  4. Step 4: Simplify right side
    8,179,246.20x = 69,053,237,785,947.43
  5. Step 5: Solve for x
    x = 69,053,237,785,947.43/8,179,246.20
  6. Step 6: Final answer
    x = 8,442,494.10

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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.