Home / 39,561,338.40-59,342,007.60-22,271,791.20

Finding the Fourth Proportional to 39,561,338.40, 59,342,007.60 and 22,271,791.20

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Solution

The fourth proportional to 39,561,338.40, 59,342,007.60 and 22,271,791.20 is: 33,407,686.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,561,338.40 : 59,342,007.60 = 22,271,791.20 : x
  2. Step 2: Convert to fraction form
    39,561,338.40/59,342,007.60 = 22,271,791.20/x
  3. Step 3: Cross multiply
    39,561,338.40x = 59,342,007.60 × 22,271,791.20
  4. Step 4: Simplify right side
    39,561,338.40x = 1,321,652,802,656,013
  5. Step 5: Solve for x
    x = 1,321,652,802,656,013/39,561,338.40
  6. Step 6: Final answer
    x = 33,407,686.80

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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.