Home / 39,901,919.88-55,065,260.60-23,378,090.59

Finding the Fourth Proportional to 39,901,919.88, 55,065,260.60 and 23,378,090.59

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Solution

The fourth proportional to 39,901,919.88, 55,065,260.60 and 23,378,090.59 is: 32,262,123.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,901,919.88 : 55,065,260.60 = 23,378,090.59 : x
  2. Step 2: Convert to fraction form
    39,901,919.88/55,065,260.60 = 23,378,090.59/x
  3. Step 3: Cross multiply
    39,901,919.88x = 55,065,260.60 × 23,378,090.59
  4. Step 4: Simplify right side
    39,901,919.88x = 1,287,320,650,668,757.75
  5. Step 5: Solve for x
    x = 1,287,320,650,668,757.75/39,901,919.88
  6. Step 6: Final answer
    x = 32,262,123.09

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.