Home / 7,909,941.66-11,864,912.37-3,648,849.18

Finding the Fourth Proportional to 7,909,941.66, 11,864,912.37 and 3,648,849.18

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Solution

The fourth proportional to 7,909,941.66, 11,864,912.37 and 3,648,849.18 is: 5,473,273.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,909,941.66 : 11,864,912.37 = 3,648,849.18 : x
  2. Step 2: Convert to fraction form
    7,909,941.66/11,864,912.37 = 3,648,849.18/x
  3. Step 3: Cross multiply
    7,909,941.66x = 11,864,912.37 × 3,648,849.18
  4. Step 4: Simplify right side
    7,909,941.66x = 43,293,275,772,046.36
  5. Step 5: Solve for x
    x = 43,293,275,772,046.36/7,909,941.66
  6. Step 6: Final answer
    x = 5,473,273.71

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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.