Home / 18,279,284.12-27,255,504.43-17,777,072.36

Finding the Fourth Proportional to 18,279,284.12, 27,255,504.43 and 17,777,072.36

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Solution

The fourth proportional to 18,279,284.12, 27,255,504.43 and 17,777,072.36 is: 26,506,676.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,279,284.12 : 27,255,504.43 = 17,777,072.36 : x
  2. Step 2: Convert to fraction form
    18,279,284.12/27,255,504.43 = 17,777,072.36/x
  3. Step 3: Cross multiply
    18,279,284.12x = 27,255,504.43 × 17,777,072.36
  4. Step 4: Simplify right side
    18,279,284.12x = 484,523,074,460,410.56
  5. Step 5: Solve for x
    x = 484,523,074,460,410.56/18,279,284.12
  6. Step 6: Final answer
    x = 26,506,676.70

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.