Home / 23,141,888.24-31,936,116.63-12,687,879.25

Finding the Fourth Proportional to 23,141,888.24, 31,936,116.63 and 12,687,879.25

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Solution

The fourth proportional to 23,141,888.24, 31,936,116.63 and 12,687,879.25 is: 17,509,443.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,141,888.24 : 31,936,116.63 = 12,687,879.25 : x
  2. Step 2: Convert to fraction form
    23,141,888.24/31,936,116.63 = 12,687,879.25/x
  3. Step 3: Cross multiply
    23,141,888.24x = 31,936,116.63 × 12,687,879.25
  4. Step 4: Simplify right side
    23,141,888.24x = 405,201,591,435,516.62
  5. Step 5: Solve for x
    x = 405,201,591,435,516.62/23,141,888.24
  6. Step 6: Final answer
    x = 17,509,443.79

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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.