Home / 72,029,768.88-108,053,953.98-33,158,845.76

Finding the Fourth Proportional to 72,029,768.88, 108,053,953.98 and 33,158,845.76

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Solution

The fourth proportional to 72,029,768.88, 108,053,953.98 and 33,158,845.76 is: 49,742,550.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,029,768.88 : 108,053,953.98 = 33,158,845.76 : x
  2. Step 2: Convert to fraction form
    72,029,768.88/108,053,953.98 = 33,158,845.76/x
  3. Step 3: Cross multiply
    72,029,768.88x = 108,053,953.98 × 33,158,845.76
  4. Step 4: Simplify right side
    72,029,768.88x = 3,582,944,393,780,958.50
  5. Step 5: Solve for x
    x = 3,582,944,393,780,958.50/72,029,768.88
  6. Step 6: Final answer
    x = 49,742,550.19

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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.