Home / 5,200,982.10-7,801,473.15-3,605,346.90

Finding the Fourth Proportional to 5,200,982.10, 7,801,473.15 and 3,605,346.90

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Solution

The fourth proportional to 5,200,982.10, 7,801,473.15 and 3,605,346.90 is: 5,408,020.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,200,982.10 : 7,801,473.15 = 3,605,346.90 : x
  2. Step 2: Convert to fraction form
    5,200,982.10/7,801,473.15 = 3,605,346.90/x
  3. Step 3: Cross multiply
    5,200,982.10x = 7,801,473.15 × 3,605,346.90
  4. Step 4: Simplify right side
    5,200,982.10x = 28,127,017,036,785.73
  5. Step 5: Solve for x
    x = 28,127,017,036,785.73/5,200,982.10
  6. Step 6: Final answer
    x = 5,408,020.35

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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.