Home / 7,970,230.80-11,958,845.40-4,182,827.88

Finding the Fourth Proportional to 7,970,230.80, 11,958,845.40 and 4,182,827.88

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Solution

The fourth proportional to 7,970,230.80, 11,958,845.40 and 4,182,827.88 is: 6,276,078.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,970,230.80 : 11,958,845.40 = 4,182,827.88 : x
  2. Step 2: Convert to fraction form
    7,970,230.80/11,958,845.40 = 4,182,827.88/x
  3. Step 3: Cross multiply
    7,970,230.80x = 11,958,845.40 × 4,182,827.88
  4. Step 4: Simplify right side
    7,970,230.80x = 50,021,791,951,729.75
  5. Step 5: Solve for x
    x = 50,021,791,951,729.75/7,970,230.80
  6. Step 6: Final answer
    x = 6,276,078.22

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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.