Home / 12,096,912.30-18,145,368.45-8,065,833.90

Finding the Fourth Proportional to 12,096,912.30, 18,145,368.45 and 8,065,833.90

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Solution

The fourth proportional to 12,096,912.30, 18,145,368.45 and 8,065,833.90 is: 12,098,750.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,096,912.30 : 18,145,368.45 = 8,065,833.90 : x
  2. Step 2: Convert to fraction form
    12,096,912.30/18,145,368.45 = 8,065,833.90/x
  3. Step 3: Cross multiply
    12,096,912.30x = 18,145,368.45 × 8,065,833.90
  4. Step 4: Simplify right side
    12,096,912.30x = 146,357,527,972,000.47
  5. Step 5: Solve for x
    x = 146,357,527,972,000.47/12,096,912.30
  6. Step 6: Final answer
    x = 12,098,750.85

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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.