Home / 23,116,999.70-31,901,975.07-13,193,683.35

Finding the Fourth Proportional to 23,116,999.70, 31,901,975.07 and 13,193,683.35

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Solution

The fourth proportional to 23,116,999.70, 31,901,975.07 and 13,193,683.35 is: 18,207,577.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,116,999.70 : 31,901,975.07 = 13,193,683.35 : x
  2. Step 2: Convert to fraction form
    23,116,999.70/31,901,975.07 = 13,193,683.35/x
  3. Step 3: Cross multiply
    23,116,999.70x = 31,901,975.07 × 13,193,683.35
  4. Step 4: Simplify right side
    23,116,999.70x = 420,904,557,313,174.06
  5. Step 5: Solve for x
    x = 420,904,557,313,174.06/23,116,999.70
  6. Step 6: Final answer
    x = 18,207,577.23

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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.