Home / 18,571,336.20-27,857,004.30-14,319,808.20

Finding the Fourth Proportional to 18,571,336.20, 27,857,004.30 and 14,319,808.20

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Solution

The fourth proportional to 18,571,336.20, 27,857,004.30 and 14,319,808.20 is: 21,479,712.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,571,336.20 : 27,857,004.30 = 14,319,808.20 : x
  2. Step 2: Convert to fraction form
    18,571,336.20/27,857,004.30 = 14,319,808.20/x
  3. Step 3: Cross multiply
    18,571,336.20x = 27,857,004.30 × 14,319,808.20
  4. Step 4: Simplify right side
    18,571,336.20x = 398,906,958,602,575.25
  5. Step 5: Solve for x
    x = 398,906,958,602,575.25/18,571,336.20
  6. Step 6: Final answer
    x = 21,479,712.30

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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.