Home / 54,404,666.35-81,606,999.53-18,018,672.55

Finding the Fourth Proportional to 54,404,666.35, 81,606,999.53 and 18,018,672.55

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Solution

The fourth proportional to 54,404,666.35, 81,606,999.53 and 18,018,672.55 is: 27,028,008.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,404,666.35 : 81,606,999.53 = 18,018,672.55 : x
  2. Step 2: Convert to fraction form
    54,404,666.35/81,606,999.53 = 18,018,672.55/x
  3. Step 3: Cross multiply
    54,404,666.35x = 81,606,999.53 × 18,018,672.55
  4. Step 4: Simplify right side
    54,404,666.35x = 1,470,449,802,228,980.75
  5. Step 5: Solve for x
    x = 1,470,449,802,228,980.75/54,404,666.35
  6. Step 6: Final answer
    x = 27,028,008.83

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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.