Home / 16,186,000.65-24,279,000.98-12,572,201.85

Finding the Fourth Proportional to 16,186,000.65, 24,279,000.98 and 12,572,201.85

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Solution

The fourth proportional to 16,186,000.65, 24,279,000.98 and 12,572,201.85 is: 18,858,302.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,186,000.65 : 24,279,000.98 = 12,572,201.85 : x
  2. Step 2: Convert to fraction form
    16,186,000.65/24,279,000.98 = 12,572,201.85/x
  3. Step 3: Cross multiply
    16,186,000.65x = 24,279,000.98 × 12,572,201.85
  4. Step 4: Simplify right side
    16,186,000.65x = 305,240,500,974,046.81
  5. Step 5: Solve for x
    x = 305,240,500,974,046.81/16,186,000.65
  6. Step 6: Final answer
    x = 18,858,302.78

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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.