Home / 8,344,209.42-12,493,889.51-5,295,066.68

Finding the Fourth Proportional to 8,344,209.42, 12,493,889.51 and 5,295,066.68

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Solution

The fourth proportional to 8,344,209.42, 12,493,889.51 and 5,295,066.68 is: 7,928,369.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,344,209.42 : 12,493,889.51 = 5,295,066.68 : x
  2. Step 2: Convert to fraction form
    8,344,209.42/12,493,889.51 = 5,295,066.68/x
  3. Step 3: Cross multiply
    8,344,209.42x = 12,493,889.51 × 5,295,066.68
  4. Step 4: Simplify right side
    8,344,209.42x = 66,155,978,048,002.52
  5. Step 5: Solve for x
    x = 66,155,978,048,002.52/8,344,209.42
  6. Step 6: Final answer
    x = 7,928,369.81

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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.