Home / 14,364,042.30-21,546,063.45-13,188,311.10

Finding the Fourth Proportional to 14,364,042.30, 21,546,063.45 and 13,188,311.10

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Solution

The fourth proportional to 14,364,042.30, 21,546,063.45 and 13,188,311.10 is: 19,782,466.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,364,042.30 : 21,546,063.45 = 13,188,311.10 : x
  2. Step 2: Convert to fraction form
    14,364,042.30/21,546,063.45 = 13,188,311.10/x
  3. Step 3: Cross multiply
    14,364,042.30x = 21,546,063.45 × 13,188,311.10
  4. Step 4: Simplify right side
    14,364,042.30x = 284,156,187,758,939.25
  5. Step 5: Solve for x
    x = 284,156,187,758,939.25/14,364,042.30
  6. Step 6: Final answer
    x = 19,782,466.65

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Similar ratio
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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.