Home / 7,305,549.86-10,080,972.08-4,945,947.50

Finding the Fourth Proportional to 7,305,549.86, 10,080,972.08 and 4,945,947.50

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Solution

The fourth proportional to 7,305,549.86, 10,080,972.08 and 4,945,947.50 is: 6,824,942.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,305,549.86 : 10,080,972.08 = 4,945,947.50 : x
  2. Step 2: Convert to fraction form
    7,305,549.86/10,080,972.08 = 4,945,947.50/x
  3. Step 3: Cross multiply
    7,305,549.86x = 10,080,972.08 × 4,945,947.50
  4. Step 4: Simplify right side
    7,305,549.86x = 49,859,958,656,409.45
  5. Step 5: Solve for x
    x = 49,859,958,656,409.45/7,305,549.86
  6. Step 6: Final answer
    x = 6,824,942.63

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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.