Home / 12,467,684.39-18,701,525.62-6,318,708.32

Finding the Fourth Proportional to 12,467,684.39, 18,701,525.62 and 6,318,708.32

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Solution

The fourth proportional to 12,467,684.39, 18,701,525.62 and 6,318,708.32 is: 9,478,061.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,467,684.39 : 18,701,525.62 = 6,318,708.32 : x
  2. Step 2: Convert to fraction form
    12,467,684.39/18,701,525.62 = 6,318,708.32/x
  3. Step 3: Cross multiply
    12,467,684.39x = 18,701,525.62 × 6,318,708.32
  4. Step 4: Simplify right side
    12,467,684.39x = 118,169,485,524,950.88
  5. Step 5: Solve for x
    x = 118,169,485,524,950.88/12,467,684.39
  6. Step 6: Final answer
    x = 9,478,061.99

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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.