Home / 5,475,649.82-8,212,847.18-1,432,527.80

Finding the Fourth Proportional to 5,475,649.82, 8,212,847.18 and 1,432,527.80

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Solution

The fourth proportional to 5,475,649.82, 8,212,847.18 and 1,432,527.80 is: 2,148,627.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,475,649.82 : 8,212,847.18 = 1,432,527.80 : x
  2. Step 2: Convert to fraction form
    5,475,649.82/8,212,847.18 = 1,432,527.80/x
  3. Step 3: Cross multiply
    5,475,649.82x = 8,212,847.18 × 1,432,527.80
  4. Step 4: Simplify right side
    5,475,649.82x = 11,765,131,854,274.73
  5. Step 5: Solve for x
    x = 11,765,131,854,274.73/5,475,649.82
  6. Step 6: Final answer
    x = 2,148,627.51

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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.