Home / 18,423,910.74-27,659,814.16-14,167,068.32

Finding the Fourth Proportional to 18,423,910.74, 27,659,814.16 and 14,167,068.32

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Solution

The fourth proportional to 18,423,910.74, 27,659,814.16 and 14,167,068.32 is: 21,269,017.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,423,910.74 : 27,659,814.16 = 14,167,068.32 : x
  2. Step 2: Convert to fraction form
    18,423,910.74/27,659,814.16 = 14,167,068.32/x
  3. Step 3: Cross multiply
    18,423,910.74x = 27,659,814.16 × 14,167,068.32
  4. Step 4: Simplify right side
    18,423,910.74x = 391,858,476,923,223.44
  5. Step 5: Solve for x
    x = 391,858,476,923,223.44/18,423,910.74
  6. Step 6: Final answer
    x = 21,269,017.34

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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.