Home / 12,141,773.40-18,210,327.30-3,622,387.80

Finding the Fourth Proportional to 12,141,773.40, 18,210,327.30 and 3,622,387.80

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Solution

The fourth proportional to 12,141,773.40, 18,210,327.30 and 3,622,387.80 is: 5,432,885.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,141,773.40 : 18,210,327.30 = 3,622,387.80 : x
  2. Step 2: Convert to fraction form
    12,141,773.40/18,210,327.30 = 3,622,387.80/x
  3. Step 3: Cross multiply
    12,141,773.40x = 18,210,327.30 × 3,622,387.80
  4. Step 4: Simplify right side
    12,141,773.40x = 65,964,867,445,526.94
  5. Step 5: Solve for x
    x = 65,964,867,445,526.94/12,141,773.40
  6. Step 6: Final answer
    x = 5,432,885.73

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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.