Home / 39,772,845.66-54,884,712.87-22,132,620.30

Finding the Fourth Proportional to 39,772,845.66, 54,884,712.87 and 22,132,620.30

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Solution

The fourth proportional to 39,772,845.66, 54,884,712.87 and 22,132,620.30 is: 30,542,006.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,772,845.66 : 54,884,712.87 = 22,132,620.30 : x
  2. Step 2: Convert to fraction form
    39,772,845.66/54,884,712.87 = 22,132,620.30/x
  3. Step 3: Cross multiply
    39,772,845.66x = 54,884,712.87 × 22,132,620.30
  4. Step 4: Simplify right side
    39,772,845.66x = 1,214,742,510,226,233.25
  5. Step 5: Solve for x
    x = 1,214,742,510,226,233.25/39,772,845.66
  6. Step 6: Final answer
    x = 30,542,006.49

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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.