Home / 21,812,893.22-30,090,722.92-16,647,286.70

Finding the Fourth Proportional to 21,812,893.22, 30,090,722.92 and 16,647,286.70

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Solution

The fourth proportional to 21,812,893.22, 30,090,722.92 and 16,647,286.70 is: 22,964,807.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,812,893.22 : 30,090,722.92 = 16,647,286.70 : x
  2. Step 2: Convert to fraction form
    21,812,893.22/30,090,722.92 = 16,647,286.70/x
  3. Step 3: Cross multiply
    21,812,893.22x = 30,090,722.92 × 16,647,286.70
  4. Step 4: Simplify right side
    21,812,893.22x = 500,928,891,267,429.38
  5. Step 5: Solve for x
    x = 500,928,891,267,429.38/21,812,893.22
  6. Step 6: Final answer
    x = 22,964,807.39

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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.