Home / 14,342,733.45-21,520,453.41-7,517,684.66

Finding the Fourth Proportional to 14,342,733.45, 21,520,453.41 and 7,517,684.66

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Solution

The fourth proportional to 14,342,733.45, 21,520,453.41 and 7,517,684.66 is: 11,279,857.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,342,733.45 : 21,520,453.41 = 7,517,684.66 : x
  2. Step 2: Convert to fraction form
    14,342,733.45/21,520,453.41 = 7,517,684.66/x
  3. Step 3: Cross multiply
    14,342,733.45x = 21,520,453.41 × 7,517,684.66
  4. Step 4: Simplify right side
    14,342,733.45x = 161,783,982,368,999.44
  5. Step 5: Solve for x
    x = 161,783,982,368,999.44/14,342,733.45
  6. Step 6: Final answer
    x = 11,279,857.00

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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.