Home / 54,858,125.80-82,284,564.30-18,462,946.60

Finding the Fourth Proportional to 54,858,125.80, 82,284,564.30 and 18,462,946.60

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Solution

The fourth proportional to 54,858,125.80, 82,284,564.30 and 18,462,946.60 is: 27,693,536.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,858,125.80 : 82,284,564.30 = 18,462,946.60 : x
  2. Step 2: Convert to fraction form
    54,858,125.80/82,284,564.30 = 18,462,946.60/x
  3. Step 3: Cross multiply
    54,858,125.80x = 82,284,564.30 × 18,462,946.60
  4. Step 4: Simplify right side
    54,858,125.80x = 1,519,215,516,675,166.50
  5. Step 5: Solve for x
    x = 1,519,215,516,675,166.50/54,858,125.80
  6. Step 6: Final answer
    x = 27,693,536.64

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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.