Home / 5,067,398.34-6,993,123.39-2,891,898.18

Finding the Fourth Proportional to 5,067,398.34, 6,993,123.39 and 2,891,898.18

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Solution

The fourth proportional to 5,067,398.34, 6,993,123.39 and 2,891,898.18 is: 3,990,884.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,067,398.34 : 6,993,123.39 = 2,891,898.18 : x
  2. Step 2: Convert to fraction form
    5,067,398.34/6,993,123.39 = 2,891,898.18/x
  3. Step 3: Cross multiply
    5,067,398.34x = 6,993,123.39 × 2,891,898.18
  4. Step 4: Simplify right side
    5,067,398.34x = 20,223,400,804,056.43
  5. Step 5: Solve for x
    x = 20,223,400,804,056.43/5,067,398.34
  6. Step 6: Final answer
    x = 3,990,884.36

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1.5x scale

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.