Home / 22,385,665-30,892,217.70-12,727,873

Finding the Fourth Proportional to 22,385,665, 30,892,217.70 and 12,727,873

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Solution

The fourth proportional to 22,385,665, 30,892,217.70 and 12,727,873 is: 17,564,464.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,385,665 : 30,892,217.70 = 12,727,873 : x
  2. Step 2: Convert to fraction form
    22,385,665/30,892,217.70 = 12,727,873/x
  3. Step 3: Cross multiply
    22,385,665x = 30,892,217.70 × 12,727,873
  4. Step 4: Simplify right side
    22,385,665x = 393,192,223,573,952.06
  5. Step 5: Solve for x
    x = 393,192,223,573,952.06/22,385,665
  6. Step 6: Final answer
    x = 17,564,464.74

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.