Home / 23,140,076.25-31,932,613.85-12,685,735.11

Finding the Fourth Proportional to 23,140,076.25, 31,932,613.85 and 12,685,735.11

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Solution

The fourth proportional to 23,140,076.25, 31,932,613.85 and 12,685,735.11 is: 17,505,935.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,140,076.25 : 31,932,613.85 = 12,685,735.11 : x
  2. Step 2: Convert to fraction form
    23,140,076.25/31,932,613.85 = 12,685,735.11/x
  3. Step 3: Cross multiply
    23,140,076.25x = 31,932,613.85 × 12,685,735.11
  4. Step 4: Simplify right side
    23,140,076.25x = 405,088,680,671,017.25
  5. Step 5: Solve for x
    x = 405,088,680,671,017.25/23,140,076.25
  6. Step 6: Final answer
    x = 17,505,935.43

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.