Home / 12,404,508.03-18,607,648.68-3,306,558.87

Finding the Fourth Proportional to 12,404,508.03, 18,607,648.68 and 3,306,558.87

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Solution

The fourth proportional to 12,404,508.03, 18,607,648.68 and 3,306,558.87 is: 4,960,074.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,404,508.03 : 18,607,648.68 = 3,306,558.87 : x
  2. Step 2: Convert to fraction form
    12,404,508.03/18,607,648.68 = 3,306,558.87/x
  3. Step 3: Cross multiply
    12,404,508.03x = 18,607,648.68 × 3,306,558.87
  4. Step 4: Simplify right side
    12,404,508.03x = 61,527,285,792,697.79
  5. Step 5: Solve for x
    x = 61,527,285,792,697.79/12,404,508.03
  6. Step 6: Final answer
    x = 4,960,074.65

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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.