Home / 8,238,468.80-12,361,202.40-3,976,443.20

Finding the Fourth Proportional to 8,238,468.80, 12,361,202.40 and 3,976,443.20

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Solution

The fourth proportional to 8,238,468.80, 12,361,202.40 and 3,976,443.20 is: 5,966,353.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,238,468.80 : 12,361,202.40 = 3,976,443.20 : x
  2. Step 2: Convert to fraction form
    8,238,468.80/12,361,202.40 = 3,976,443.20/x
  3. Step 3: Cross multiply
    8,238,468.80x = 12,361,202.40 × 3,976,443.20
  4. Step 4: Simplify right side
    8,238,468.80x = 49,153,619,227,303.69
  5. Step 5: Solve for x
    x = 49,153,619,227,303.69/8,238,468.80
  6. Step 6: Final answer
    x = 5,966,353.75

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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.