Home / 55,207,375.80-82,815,000.30-16,868,828.40

Finding the Fourth Proportional to 55,207,375.80, 82,815,000.30 and 16,868,828.40

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Solution

The fourth proportional to 55,207,375.80, 82,815,000.30 and 16,868,828.40 is: 25,304,445.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,207,375.80 : 82,815,000.30 = 16,868,828.40 : x
  2. Step 2: Convert to fraction form
    55,207,375.80/82,815,000.30 = 16,868,828.40/x
  3. Step 3: Cross multiply
    55,207,375.80x = 82,815,000.30 × 16,868,828.40
  4. Step 4: Simplify right side
    55,207,375.80x = 1,396,992,029,006,648.25
  5. Step 5: Solve for x
    x = 1,396,992,029,006,648.25/55,207,375.80
  6. Step 6: Final answer
    x = 25,304,445.44

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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.