Home / 23,116,999.77-31,901,975.16-13,193,683.41

Finding the Fourth Proportional to 23,116,999.77, 31,901,975.16 and 13,193,683.41

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Solution

The fourth proportional to 23,116,999.77, 31,901,975.16 and 13,193,683.41 is: 18,207,577.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,116,999.77 : 31,901,975.16 = 13,193,683.41 : x
  2. Step 2: Convert to fraction form
    23,116,999.77/31,901,975.16 = 13,193,683.41/x
  3. Step 3: Cross multiply
    23,116,999.77x = 31,901,975.16 × 13,193,683.41
  4. Step 4: Simplify right side
    23,116,999.77x = 420,904,560,414,724.12
  5. Step 5: Solve for x
    x = 420,904,560,414,724.12/23,116,999.77
  6. Step 6: Final answer
    x = 18,207,577.31

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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.