Home / 18,422,574.60-27,633,861.90-11,248,121.10

Finding the Fourth Proportional to 18,422,574.60, 27,633,861.90 and 11,248,121.10

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Solution

The fourth proportional to 18,422,574.60, 27,633,861.90 and 11,248,121.10 is: 16,872,181.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,422,574.60 : 27,633,861.90 = 11,248,121.10 : x
  2. Step 2: Convert to fraction form
    18,422,574.60/27,633,861.90 = 11,248,121.10/x
  3. Step 3: Cross multiply
    18,422,574.60x = 27,633,861.90 × 11,248,121.10
  4. Step 4: Simplify right side
    18,422,574.60x = 310,829,025,111,876.06
  5. Step 5: Solve for x
    x = 310,829,025,111,876.06/18,422,574.60
  6. Step 6: Final answer
    x = 16,872,181.65

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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.