Home / 27,977,887.72-41,966,906.46-7,783,131.88

Finding the Fourth Proportional to 27,977,887.72, 41,966,906.46 and 7,783,131.88

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Solution

The fourth proportional to 27,977,887.72, 41,966,906.46 and 7,783,131.88 is: 11,674,718.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,977,887.72 : 41,966,906.46 = 7,783,131.88 : x
  2. Step 2: Convert to fraction form
    27,977,887.72/41,966,906.46 = 7,783,131.88/x
  3. Step 3: Cross multiply
    27,977,887.72x = 41,966,906.46 × 7,783,131.88
  4. Step 4: Simplify right side
    27,977,887.72x = 326,633,967,573,803.94
  5. Step 5: Solve for x
    x = 326,633,967,573,803.94/27,977,887.72
  6. Step 6: Final answer
    x = 11,674,718.65

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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.