Home / 40,539,749.76-55,945,581.60-22,203,854.28

Finding the Fourth Proportional to 40,539,749.76, 55,945,581.60 and 22,203,854.28

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Solution

The fourth proportional to 40,539,749.76, 55,945,581.60 and 22,203,854.28 is: 30,641,717.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,539,749.76 : 55,945,581.60 = 22,203,854.28 : x
  2. Step 2: Convert to fraction form
    40,539,749.76/55,945,581.60 = 22,203,854.28/x
  3. Step 3: Cross multiply
    40,539,749.76x = 55,945,581.60 × 22,203,854.28
  4. Step 4: Simplify right side
    40,539,749.76x = 1,242,207,541,456,249.25
  5. Step 5: Solve for x
    x = 1,242,207,541,456,249.25/40,539,749.76
  6. Step 6: Final answer
    x = 30,641,717.05

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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.