Home / 11,722,410.60-17,583,615.90-8,321,188.20

Finding the Fourth Proportional to 11,722,410.60, 17,583,615.90 and 8,321,188.20

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Solution

The fourth proportional to 11,722,410.60, 17,583,615.90 and 8,321,188.20 is: 12,481,782.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,722,410.60 : 17,583,615.90 = 8,321,188.20 : x
  2. Step 2: Convert to fraction form
    11,722,410.60/17,583,615.90 = 8,321,188.20/x
  3. Step 3: Cross multiply
    11,722,410.60x = 17,583,615.90 × 8,321,188.20
  4. Step 4: Simplify right side
    11,722,410.60x = 146,316,577,140,412.38
  5. Step 5: Solve for x
    x = 146,316,577,140,412.38/11,722,410.60
  6. Step 6: Final answer
    x = 12,481,782.30

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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.