Home / 12,211,764.60-18,318,144.96-3,114,098.04

Finding the Fourth Proportional to 12,211,764.60, 18,318,144.96 and 3,114,098.04

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Solution

The fourth proportional to 12,211,764.60, 18,318,144.96 and 3,114,098.04 is: 4,671,274.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,211,764.60 : 18,318,144.96 = 3,114,098.04 : x
  2. Step 2: Convert to fraction form
    12,211,764.60/18,318,144.96 = 3,114,098.04/x
  3. Step 3: Cross multiply
    12,211,764.60x = 18,318,144.96 × 3,114,098.04
  4. Step 4: Simplify right side
    12,211,764.60x = 57,044,499,316,371.88
  5. Step 5: Solve for x
    x = 57,044,499,316,371.88/12,211,764.60
  6. Step 6: Final answer
    x = 4,671,274.07

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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.