Home / 12,496,276.80-18,744,415.20-4,409,188.20

Finding the Fourth Proportional to 12,496,276.80, 18,744,415.20 and 4,409,188.20

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Solution

The fourth proportional to 12,496,276.80, 18,744,415.20 and 4,409,188.20 is: 6,613,782.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,496,276.80 : 18,744,415.20 = 4,409,188.20 : x
  2. Step 2: Convert to fraction form
    12,496,276.80/18,744,415.20 = 4,409,188.20/x
  3. Step 3: Cross multiply
    12,496,276.80x = 18,744,415.20 × 4,409,188.20
  4. Step 4: Simplify right side
    12,496,276.80x = 82,647,654,315,740.64
  5. Step 5: Solve for x
    x = 82,647,654,315,740.64/12,496,276.80
  6. Step 6: Final answer
    x = 6,613,782.30

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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.