Home / 8,768,809.80-13,156,893.18-3,907,767.48

Finding the Fourth Proportional to 8,768,809.80, 13,156,893.18 and 3,907,767.48

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Solution

The fourth proportional to 8,768,809.80, 13,156,893.18 and 3,907,767.48 is: 5,863,290.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,768,809.80 : 13,156,893.18 = 3,907,767.48 : x
  2. Step 2: Convert to fraction form
    8,768,809.80/13,156,893.18 = 3,907,767.48/x
  3. Step 3: Cross multiply
    8,768,809.80x = 13,156,893.18 × 3,907,767.48
  4. Step 4: Simplify right side
    8,768,809.80x = 51,414,079,306,637.78
  5. Step 5: Solve for x
    x = 51,414,079,306,637.78/8,768,809.80
  6. Step 6: Final answer
    x = 5,863,290.51

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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.