Home / 7,320,448.20-10,980,672.30-3,733,221.45

Finding the Fourth Proportional to 7,320,448.20, 10,980,672.30 and 3,733,221.45

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Solution

The fourth proportional to 7,320,448.20, 10,980,672.30 and 3,733,221.45 is: 5,599,832.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,320,448.20 : 10,980,672.30 = 3,733,221.45 : x
  2. Step 2: Convert to fraction form
    7,320,448.20/10,980,672.30 = 3,733,221.45/x
  3. Step 3: Cross multiply
    7,320,448.20x = 10,980,672.30 × 3,733,221.45
  4. Step 4: Simplify right side
    7,320,448.20x = 40,993,281,365,780.84
  5. Step 5: Solve for x
    x = 40,993,281,365,780.84/7,320,448.20
  6. Step 6: Final answer
    x = 5,599,832.18

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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.