Home / 4,665,965.50-7,001,703.87-1,970,116.21

Finding the Fourth Proportional to 4,665,965.50, 7,001,703.87 and 1,970,116.21

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Solution

The fourth proportional to 4,665,965.50, 7,001,703.87 and 1,970,116.21 is: 2,956,337.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,665,965.50 : 7,001,703.87 = 1,970,116.21 : x
  2. Step 2: Convert to fraction form
    4,665,965.50/7,001,703.87 = 1,970,116.21/x
  3. Step 3: Cross multiply
    4,665,965.50x = 7,001,703.87 × 1,970,116.21
  4. Step 4: Simplify right side
    4,665,965.50x = 13,794,170,291,906.73
  5. Step 5: Solve for x
    x = 13,794,170,291,906.73/4,665,965.50
  6. Step 6: Final answer
    x = 2,956,337.82

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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.