Home / 16,279,384.60-24,422,576.10-4,920,981.40

Finding the Fourth Proportional to 16,279,384.60, 24,422,576.10 and 4,920,981.40

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Solution

The fourth proportional to 16,279,384.60, 24,422,576.10 and 4,920,981.40 is: 7,382,529.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,279,384.60 : 24,422,576.10 = 4,920,981.40 : x
  2. Step 2: Convert to fraction form
    16,279,384.60/24,422,576.10 = 4,920,981.40/x
  3. Step 3: Cross multiply
    16,279,384.60x = 24,422,576.10 × 4,920,981.40
  4. Step 4: Simplify right side
    16,279,384.60x = 120,183,042,728,184.56
  5. Step 5: Solve for x
    x = 120,183,042,728,184.56/16,279,384.60
  6. Step 6: Final answer
    x = 7,382,529.85

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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.