Home / 23,661,960.90-35,468,446.95-12,856,431.30

Finding the Fourth Proportional to 23,661,960.90, 35,468,446.95 and 12,856,431.30

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Solution

The fourth proportional to 23,661,960.90, 35,468,446.95 and 12,856,431.30 is: 19,271,338.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,661,960.90 : 35,468,446.95 = 12,856,431.30 : x
  2. Step 2: Convert to fraction form
    23,661,960.90/35,468,446.95 = 12,856,431.30/x
  3. Step 3: Cross multiply
    23,661,960.90x = 35,468,446.95 × 12,856,431.30
  4. Step 4: Simplify right side
    23,661,960.90x = 455,997,651,530,369.62
  5. Step 5: Solve for x
    x = 455,997,651,530,369.62/23,661,960.90
  6. Step 6: Final answer
    x = 19,271,338.22

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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.