Home / 56,407,879.50-84,619,348.20-22,321,253.76

Finding the Fourth Proportional to 56,407,879.50, 84,619,348.20 and 22,321,253.76

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Solution

The fourth proportional to 56,407,879.50, 84,619,348.20 and 22,321,253.76 is: 33,484,859.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,407,879.50 : 84,619,348.20 = 22,321,253.76 : x
  2. Step 2: Convert to fraction form
    56,407,879.50/84,619,348.20 = 22,321,253.76/x
  3. Step 3: Cross multiply
    56,407,879.50x = 84,619,348.20 × 22,321,253.76
  4. Step 4: Simplify right side
    56,407,879.50x = 1,888,809,944,177,999.50
  5. Step 5: Solve for x
    x = 1,888,809,944,177,999.50/56,407,879.50
  6. Step 6: Final answer
    x = 33,484,859.93

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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.