Home / 23,140,077.25-31,932,615.23-12,685,736.11

Finding the Fourth Proportional to 23,140,077.25, 31,932,615.23 and 12,685,736.11

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Solution

The fourth proportional to 23,140,077.25, 31,932,615.23 and 12,685,736.11 is: 17,505,936.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,140,077.25 : 31,932,615.23 = 12,685,736.11 : x
  2. Step 2: Convert to fraction form
    23,140,077.25/31,932,615.23 = 12,685,736.11/x
  3. Step 3: Cross multiply
    23,140,077.25x = 31,932,615.23 × 12,685,736.11
  4. Step 4: Simplify right side
    23,140,077.25x = 405,088,730,109,946.94
  5. Step 5: Solve for x
    x = 405,088,730,109,946.94/23,140,077.25
  6. Step 6: Final answer
    x = 17,505,936.81

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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.