Home / 12,294,446.70-18,446,918.85-5,901,408.30

Finding the Fourth Proportional to 12,294,446.70, 18,446,918.85 and 5,901,408.30

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Solution

The fourth proportional to 12,294,446.70, 18,446,918.85 and 5,901,408.30 is: 8,854,631.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,294,446.70 : 18,446,918.85 = 5,901,408.30 : x
  2. Step 2: Convert to fraction form
    12,294,446.70/18,446,918.85 = 5,901,408.30/x
  3. Step 3: Cross multiply
    12,294,446.70x = 18,446,918.85 × 5,901,408.30
  4. Step 4: Simplify right side
    12,294,446.70x = 108,862,800,010,816.45
  5. Step 5: Solve for x
    x = 108,862,800,010,816.45/12,294,446.70
  6. Step 6: Final answer
    x = 8,854,631.91

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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.