Home / 16,401,141.70-24,601,712.55-7,879,423.30

Finding the Fourth Proportional to 16,401,141.70, 24,601,712.55 and 7,879,423.30

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Solution

The fourth proportional to 16,401,141.70, 24,601,712.55 and 7,879,423.30 is: 11,819,134.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,401,141.70 : 24,601,712.55 = 7,879,423.30 : x
  2. Step 2: Convert to fraction form
    16,401,141.70/24,601,712.55 = 7,879,423.30/x
  3. Step 3: Cross multiply
    16,401,141.70x = 24,601,712.55 × 7,879,423.30
  4. Step 4: Simplify right side
    16,401,141.70x = 193,847,307,086,372.41
  5. Step 5: Solve for x
    x = 193,847,307,086,372.41/16,401,141.70
  6. Step 6: Final answer
    x = 11,819,134.95

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1.5x scale

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.