Home / 12,096,737.70-18,145,106.55-12,012,756.90

Finding the Fourth Proportional to 12,096,737.70, 18,145,106.55 and 12,012,756.90

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Solution

The fourth proportional to 12,096,737.70, 18,145,106.55 and 12,012,756.90 is: 18,019,135.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,096,737.70 : 18,145,106.55 = 12,012,756.90 : x
  2. Step 2: Convert to fraction form
    12,096,737.70/18,145,106.55 = 12,012,756.90/x
  3. Step 3: Cross multiply
    12,096,737.70x = 18,145,106.55 × 12,012,756.90
  4. Step 4: Simplify right side
    12,096,737.70x = 217,972,753,909,747.72
  5. Step 5: Solve for x
    x = 217,972,753,909,747.72/12,096,737.70
  6. Step 6: Final answer
    x = 18,019,135.35

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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.