Home / 8,145,319.36-11,239,885.20-4,707,783.04

Finding the Fourth Proportional to 8,145,319.36, 11,239,885.20 and 4,707,783.04

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Solution

The fourth proportional to 8,145,319.36, 11,239,885.20 and 4,707,783.04 is: 6,496,361.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,145,319.36 : 11,239,885.20 = 4,707,783.04 : x
  2. Step 2: Convert to fraction form
    8,145,319.36/11,239,885.20 = 4,707,783.04/x
  3. Step 3: Cross multiply
    8,145,319.36x = 11,239,885.20 × 4,707,783.04
  4. Step 4: Simplify right side
    8,145,319.36x = 52,914,940,916,107.01
  5. Step 5: Solve for x
    x = 52,914,940,916,107.01/8,145,319.36
  6. Step 6: Final answer
    x = 6,496,361.72

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.