Home / 18,423,911.74-27,659,815.66-14,167,069.32

Finding the Fourth Proportional to 18,423,911.74, 27,659,815.66 and 14,167,069.32

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Solution

The fourth proportional to 18,423,911.74, 27,659,815.66 and 14,167,069.32 is: 21,269,018.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,423,911.74 : 27,659,815.66 = 14,167,069.32 : x
  2. Step 2: Convert to fraction form
    18,423,911.74/27,659,815.66 = 14,167,069.32/x
  3. Step 3: Cross multiply
    18,423,911.74x = 27,659,815.66 × 14,167,069.32
  4. Step 4: Simplify right side
    18,423,911.74x = 391,858,525,833,641.56
  5. Step 5: Solve for x
    x = 391,858,525,833,641.56/18,423,911.74
  6. Step 6: Final answer
    x = 21,269,018.84

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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.