Home / 12,194,380.64-18,291,579.15-3,097,160.48

Finding the Fourth Proportional to 12,194,380.64, 18,291,579.15 and 3,097,160.48

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Solution

The fourth proportional to 12,194,380.64, 18,291,579.15 and 3,097,160.48 is: 4,645,742.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,194,380.64 : 18,291,579.15 = 3,097,160.48 : x
  2. Step 2: Convert to fraction form
    12,194,380.64/18,291,579.15 = 3,097,160.48/x
  3. Step 3: Cross multiply
    12,194,380.64x = 18,291,579.15 × 3,097,160.48
  4. Step 4: Simplify right side
    12,194,380.64x = 56,651,956,060,171.98
  5. Step 5: Solve for x
    x = 56,651,956,060,171.98/12,194,380.64
  6. Step 6: Final answer
    x = 4,645,742.80

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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.