Home / 13,820,717.48-20,731,076.22-7,084,835.24

Finding the Fourth Proportional to 13,820,717.48, 20,731,076.22 and 7,084,835.24

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Solution

The fourth proportional to 13,820,717.48, 20,731,076.22 and 7,084,835.24 is: 10,627,252.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,820,717.48 : 20,731,076.22 = 7,084,835.24 : x
  2. Step 2: Convert to fraction form
    13,820,717.48/20,731,076.22 = 7,084,835.24/x
  3. Step 3: Cross multiply
    13,820,717.48x = 20,731,076.22 × 7,084,835.24
  4. Step 4: Simplify right side
    13,820,717.48x = 146,876,259,366,582
  5. Step 5: Solve for x
    x = 146,876,259,366,582/13,820,717.48
  6. Step 6: Final answer
    x = 10,627,252.86

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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.