Home / 5,293,669.80-7,940,504.70-3,278,130.60

Finding the Fourth Proportional to 5,293,669.80, 7,940,504.70 and 3,278,130.60

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Solution

The fourth proportional to 5,293,669.80, 7,940,504.70 and 3,278,130.60 is: 4,917,195.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,293,669.80 : 7,940,504.70 = 3,278,130.60 : x
  2. Step 2: Convert to fraction form
    5,293,669.80/7,940,504.70 = 3,278,130.60/x
  3. Step 3: Cross multiply
    5,293,669.80x = 7,940,504.70 × 3,278,130.60
  4. Step 4: Simplify right side
    5,293,669.80x = 26,030,011,436,513.82
  5. Step 5: Solve for x
    x = 26,030,011,436,513.82/5,293,669.80
  6. Step 6: Final answer
    x = 4,917,195.90

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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.