Home / 12,099,333.20-18,148,999.80-3,123,885.20

Finding the Fourth Proportional to 12,099,333.20, 18,148,999.80 and 3,123,885.20

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Solution

The fourth proportional to 12,099,333.20, 18,148,999.80 and 3,123,885.20 is: 4,685,827.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,099,333.20 : 18,148,999.80 = 3,123,885.20 : x
  2. Step 2: Convert to fraction form
    12,099,333.20/18,148,999.80 = 3,123,885.20/x
  3. Step 3: Cross multiply
    12,099,333.20x = 18,148,999.80 × 3,123,885.20
  4. Step 4: Simplify right side
    12,099,333.20x = 56,695,391,870,022.97
  5. Step 5: Solve for x
    x = 56,695,391,870,022.97/12,099,333.20
  6. Step 6: Final answer
    x = 4,685,827.80

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.