Home / 23,015,796.70-31,761,348.66-12,561,887.82

Finding the Fourth Proportional to 23,015,796.70, 31,761,348.66 and 12,561,887.82

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Solution

The fourth proportional to 23,015,796.70, 31,761,348.66 and 12,561,887.82 is: 17,335,159.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,015,796.70 : 31,761,348.66 = 12,561,887.82 : x
  2. Step 2: Convert to fraction form
    23,015,796.70/31,761,348.66 = 12,561,887.82/x
  3. Step 3: Cross multiply
    23,015,796.70x = 31,761,348.66 × 12,561,887.82
  4. Step 4: Simplify right side
    23,015,796.70x = 398,982,498,878,827.31
  5. Step 5: Solve for x
    x = 398,982,498,878,827.31/23,015,796.70
  6. Step 6: Final answer
    x = 17,335,159.16

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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.