Home / 18,194,998.88-27,292,420.56-4,731,788

Finding the Fourth Proportional to 18,194,998.88, 27,292,420.56 and 4,731,788

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Solution

The fourth proportional to 18,194,998.88, 27,292,420.56 and 4,731,788 is: 7,097,661.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,194,998.88 : 27,292,420.56 = 4,731,788 : x
  2. Step 2: Convert to fraction form
    18,194,998.88/27,292,420.56 = 4,731,788/x
  3. Step 3: Cross multiply
    18,194,998.88x = 27,292,420.56 × 4,731,788
  4. Step 4: Simplify right side
    18,194,998.88x = 129,141,948,096,761.28
  5. Step 5: Solve for x
    x = 129,141,948,096,761.28/18,194,998.88
  6. Step 6: Final answer
    x = 7,097,661.78

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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.