Home / 12,194,379.64-18,291,577.65-3,097,159.48

Finding the Fourth Proportional to 12,194,379.64, 18,291,577.65 and 3,097,159.48

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Solution

The fourth proportional to 12,194,379.64, 18,291,577.65 and 3,097,159.48 is: 4,645,741.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,194,379.64 : 18,291,577.65 = 3,097,159.48 : x
  2. Step 2: Convert to fraction form
    12,194,379.64/18,291,577.65 = 3,097,159.48/x
  3. Step 3: Cross multiply
    12,194,379.64x = 18,291,577.65 × 3,097,159.48
  4. Step 4: Simplify right side
    12,194,379.64x = 56,651,933,122,853.62
  5. Step 5: Solve for x
    x = 56,651,933,122,853.62/12,194,379.64
  6. Step 6: Final answer
    x = 4,645,741.30

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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.