Home / 7,394,587.20-11,091,880.80-3,413,275.20

Finding the Fourth Proportional to 7,394,587.20, 11,091,880.80 and 3,413,275.20

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Solution

The fourth proportional to 7,394,587.20, 11,091,880.80 and 3,413,275.20 is: 5,119,912.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,394,587.20 : 11,091,880.80 = 3,413,275.20 : x
  2. Step 2: Convert to fraction form
    7,394,587.20/11,091,880.80 = 3,413,275.20/x
  3. Step 3: Cross multiply
    7,394,587.20x = 11,091,880.80 × 3,413,275.20
  4. Step 4: Simplify right side
    7,394,587.20x = 37,859,641,655,996.16
  5. Step 5: Solve for x
    x = 37,859,641,655,996.16/7,394,587.20
  6. Step 6: Final answer
    x = 5,119,912.80

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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.