Home / 13,080,374.72-19,607,372.32-8,226,150.24

Finding the Fourth Proportional to 13,080,374.72, 19,607,372.32 and 8,226,150.24

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Solution

The fourth proportional to 13,080,374.72, 19,607,372.32 and 8,226,150.24 is: 12,330,930.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,080,374.72 : 19,607,372.32 = 8,226,150.24 : x
  2. Step 2: Convert to fraction form
    13,080,374.72/19,607,372.32 = 8,226,150.24/x
  3. Step 3: Cross multiply
    13,080,374.72x = 19,607,372.32 × 8,226,150.24
  4. Step 4: Simplify right side
    13,080,374.72x = 161,293,190,515,937.38
  5. Step 5: Solve for x
    x = 161,293,190,515,937.38/13,080,374.72
  6. Step 6: Final answer
    x = 12,330,930.42

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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.