Home / 74,311,976.40-102,550,765.05-41,272,219.56

Finding the Fourth Proportional to 74,311,976.40, 102,550,765.05 and 41,272,219.56

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Solution

The fourth proportional to 74,311,976.40, 102,550,765.05 and 41,272,219.56 is: 56,955,794.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,311,976.40 : 102,550,765.05 = 41,272,219.56 : x
  2. Step 2: Convert to fraction form
    74,311,976.40/102,550,765.05 = 41,272,219.56/x
  3. Step 3: Cross multiply
    74,311,976.40x = 102,550,765.05 × 41,272,219.56
  4. Step 4: Simplify right side
    74,311,976.40x = 4,232,497,691,189,574.50
  5. Step 5: Solve for x
    x = 4,232,497,691,189,574.50/74,311,976.40
  6. Step 6: Final answer
    x = 56,955,794.96

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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.