Home / 20,108,246.46-27,752,226.39-11,408,574.30

Finding the Fourth Proportional to 20,108,246.46, 27,752,226.39 and 11,408,574.30

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Solution

The fourth proportional to 20,108,246.46, 27,752,226.39 and 11,408,574.30 is: 15,745,447.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,108,246.46 : 27,752,226.39 = 11,408,574.30 : x
  2. Step 2: Convert to fraction form
    20,108,246.46/27,752,226.39 = 11,408,574.30/x
  3. Step 3: Cross multiply
    20,108,246.46x = 27,752,226.39 × 11,408,574.30
  4. Step 4: Simplify right side
    20,108,246.46x = 316,613,336,760,735.81
  5. Step 5: Solve for x
    x = 316,613,336,760,735.81/20,108,246.46
  6. Step 6: Final answer
    x = 15,745,447.39

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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.