Home / 7,380,918.18-11,074,573.53-3,965,219.46

Finding the Fourth Proportional to 7,380,918.18, 11,074,573.53 and 3,965,219.46

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Solution

The fourth proportional to 7,380,918.18, 11,074,573.53 and 3,965,219.46 is: 5,949,546.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,380,918.18 : 11,074,573.53 = 3,965,219.46 : x
  2. Step 2: Convert to fraction form
    7,380,918.18/11,074,573.53 = 3,965,219.46/x
  3. Step 3: Cross multiply
    7,380,918.18x = 11,074,573.53 × 3,965,219.46
  4. Step 4: Simplify right side
    7,380,918.18x = 43,913,114,472,356.89
  5. Step 5: Solve for x
    x = 43,913,114,472,356.89/7,380,918.18
  6. Step 6: Final answer
    x = 5,949,546.30

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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.