Home / 18,018,843.60-27,028,265.40-14,617,621.20

Finding the Fourth Proportional to 18,018,843.60, 27,028,265.40 and 14,617,621.20

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Solution

The fourth proportional to 18,018,843.60, 27,028,265.40 and 14,617,621.20 is: 21,926,431.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,018,843.60 : 27,028,265.40 = 14,617,621.20 : x
  2. Step 2: Convert to fraction form
    18,018,843.60/27,028,265.40 = 14,617,621.20/x
  3. Step 3: Cross multiply
    18,018,843.60x = 27,028,265.40 × 14,617,621.20
  4. Step 4: Simplify right side
    18,018,843.60x = 395,088,945,310,266.44
  5. Step 5: Solve for x
    x = 395,088,945,310,266.44/18,018,843.60
  6. Step 6: Final answer
    x = 21,926,431.80

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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.