Home / 54,364,601.20-81,546,901.80-18,462,809.20

Finding the Fourth Proportional to 54,364,601.20, 81,546,901.80 and 18,462,809.20

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Solution

The fourth proportional to 54,364,601.20, 81,546,901.80 and 18,462,809.20 is: 27,694,213.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,364,601.20 : 81,546,901.80 = 18,462,809.20 : x
  2. Step 2: Convert to fraction form
    54,364,601.20/81,546,901.80 = 18,462,809.20/x
  3. Step 3: Cross multiply
    54,364,601.20x = 81,546,901.80 × 18,462,809.20
  4. Step 4: Simplify right side
    54,364,601.20x = 1,505,584,888,784,536.50
  5. Step 5: Solve for x
    x = 1,505,584,888,784,536.50/54,364,601.20
  6. Step 6: Final answer
    x = 27,694,213.80

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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.