Home / 5,228,404.20-7,821,611.10-4,526,231.40

Finding the Fourth Proportional to 5,228,404.20, 7,821,611.10 and 4,526,231.40

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Solution

The fourth proportional to 5,228,404.20, 7,821,611.10 and 4,526,231.40 is: 6,771,171.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,228,404.20 : 7,821,611.10 = 4,526,231.40 : x
  2. Step 2: Convert to fraction form
    5,228,404.20/7,821,611.10 = 4,526,231.40/x
  3. Step 3: Cross multiply
    5,228,404.20x = 7,821,611.10 × 4,526,231.40
  4. Step 4: Simplify right side
    5,228,404.20x = 35,402,421,759,408.54
  5. Step 5: Solve for x
    x = 35,402,421,759,408.54/5,228,404.20
  6. Step 6: Final answer
    x = 6,771,171.55

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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.