Home / 56,694,640.84-85,055,476.88-18,356,166.34

Finding the Fourth Proportional to 56,694,640.84, 85,055,476.88 and 18,356,166.34

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Solution

The fourth proportional to 56,694,640.84, 85,055,476.88 and 18,356,166.34 is: 27,538,625.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,694,640.84 : 85,055,476.88 = 18,356,166.34 : x
  2. Step 2: Convert to fraction form
    56,694,640.84/85,055,476.88 = 18,356,166.34/x
  3. Step 3: Cross multiply
    56,694,640.84x = 85,055,476.88 × 18,356,166.34
  4. Step 4: Simplify right side
    56,694,640.84x = 1,561,292,481,570,555.75
  5. Step 5: Solve for x
    x = 1,561,292,481,570,555.75/56,694,640.84
  6. Step 6: Final answer
    x = 27,538,625.49

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.