Home / 6,327,978-9,495,313.80-3,451,421.52

Finding the Fourth Proportional to 6,327,978, 9,495,313.80 and 3,451,421.52

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Solution

The fourth proportional to 6,327,978, 9,495,313.80 and 3,451,421.52 is: 5,178,957.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,327,978 : 9,495,313.80 = 3,451,421.52 : x
  2. Step 2: Convert to fraction form
    6,327,978/9,495,313.80 = 3,451,421.52/x
  3. Step 3: Cross multiply
    6,327,978x = 9,495,313.80 × 3,451,421.52
  4. Step 4: Simplify right side
    6,327,978x = 32,772,330,388,472.98
  5. Step 5: Solve for x
    x = 32,772,330,388,472.98/6,327,978
  6. Step 6: Final answer
    x = 5,178,957.70

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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.