Home / 12,396,284.87-18,583,777.90-4,308,209.69

Finding the Fourth Proportional to 12,396,284.87, 18,583,777.90 and 4,308,209.69

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Solution

The fourth proportional to 12,396,284.87, 18,583,777.90 and 4,308,209.69 is: 6,458,613.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,396,284.87 : 18,583,777.90 = 4,308,209.69 : x
  2. Step 2: Convert to fraction form
    12,396,284.87/18,583,777.90 = 4,308,209.69/x
  3. Step 3: Cross multiply
    12,396,284.87x = 18,583,777.90 × 4,308,209.69
  4. Step 4: Simplify right side
    12,396,284.87x = 80,062,812,061,276.77
  5. Step 5: Solve for x
    x = 80,062,812,061,276.77/12,396,284.87
  6. Step 6: Final answer
    x = 6,458,613.44

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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.