Home / 15,404,752.60-21,259,222.74-8,529,234.66

Finding the Fourth Proportional to 15,404,752.60, 21,259,222.74 and 8,529,234.66

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Solution

The fourth proportional to 15,404,752.60, 21,259,222.74 and 8,529,234.66 is: 11,770,711.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,404,752.60 : 21,259,222.74 = 8,529,234.66 : x
  2. Step 2: Convert to fraction form
    15,404,752.60/21,259,222.74 = 8,529,234.66/x
  3. Step 3: Cross multiply
    15,404,752.60x = 21,259,222.74 × 8,529,234.66
  4. Step 4: Simplify right side
    15,404,752.60x = 181,324,899,438,668.16
  5. Step 5: Solve for x
    x = 181,324,899,438,668.16/15,404,752.60
  6. Step 6: Final answer
    x = 11,770,711.56

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.