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Finding the Fourth Proportional to 73,390,381.80, 110,057,579.10 and 22,255,405.80

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Solution

The fourth proportional to 73,390,381.80, 110,057,579.10 and 22,255,405.80 is: 33,374,619.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,390,381.80 : 110,057,579.10 = 22,255,405.80 : x
  2. Step 2: Convert to fraction form
    73,390,381.80/110,057,579.10 = 22,255,405.80/x
  3. Step 3: Cross multiply
    73,390,381.80x = 110,057,579.10 × 22,255,405.80
  4. Step 4: Simplify right side
    73,390,381.80x = 2,449,376,084,236,098.50
  5. Step 5: Solve for x
    x = 2,449,376,084,236,098.50/73,390,381.80
  6. Step 6: Final answer
    x = 33,374,619.73

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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.