Home / 23,153,735.46-31,951,060.56-12,840,237.12

Finding the Fourth Proportional to 23,153,735.46, 31,951,060.56 and 12,840,237.12

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Solution

The fourth proportional to 23,153,735.46, 31,951,060.56 and 12,840,237.12 is: 17,718,920.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,153,735.46 : 31,951,060.56 = 12,840,237.12 : x
  2. Step 2: Convert to fraction form
    23,153,735.46/31,951,060.56 = 12,840,237.12/x
  3. Step 3: Cross multiply
    23,153,735.46x = 31,951,060.56 × 12,840,237.12
  4. Step 4: Simplify right side
    23,153,735.46x = 410,259,193,825,879.94
  5. Step 5: Solve for x
    x = 410,259,193,825,879.94/23,153,735.46
  6. Step 6: Final answer
    x = 17,718,920.32

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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.