Home / 5,215,793.40-7,823,690.10-3,523,735.80

Finding the Fourth Proportional to 5,215,793.40, 7,823,690.10 and 3,523,735.80

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Solution

The fourth proportional to 5,215,793.40, 7,823,690.10 and 3,523,735.80 is: 5,285,603.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,215,793.40 : 7,823,690.10 = 3,523,735.80 : x
  2. Step 2: Convert to fraction form
    5,215,793.40/7,823,690.10 = 3,523,735.80/x
  3. Step 3: Cross multiply
    5,215,793.40x = 7,823,690.10 × 3,523,735.80
  4. Step 4: Simplify right side
    5,215,793.40x = 27,568,616,893,475.58
  5. Step 5: Solve for x
    x = 27,568,616,893,475.58/5,215,793.40
  6. Step 6: Final answer
    x = 5,285,603.70

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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.