Home / 54,364,609.20-81,546,913.80-18,462,817.20

Finding the Fourth Proportional to 54,364,609.20, 81,546,913.80 and 18,462,817.20

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Solution

The fourth proportional to 54,364,609.20, 81,546,913.80 and 18,462,817.20 is: 27,694,225.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,364,609.20 : 81,546,913.80 = 18,462,817.20 : x
  2. Step 2: Convert to fraction form
    54,364,609.20/81,546,913.80 = 18,462,817.20/x
  3. Step 3: Cross multiply
    54,364,609.20x = 81,546,913.80 × 18,462,817.20
  4. Step 4: Simplify right side
    54,364,609.20x = 1,505,585,762,713,557.25
  5. Step 5: Solve for x
    x = 1,505,585,762,713,557.25/54,364,609.20
  6. Step 6: Final answer
    x = 27,694,225.80

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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.