Home / 54,404,615.20-81,606,922.80-18,502,823.20

Finding the Fourth Proportional to 54,404,615.20, 81,606,922.80 and 18,502,823.20

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Solution

The fourth proportional to 54,404,615.20, 81,606,922.80 and 18,502,823.20 is: 27,754,234.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,404,615.20 : 81,606,922.80 = 18,502,823.20 : x
  2. Step 2: Convert to fraction form
    54,404,615.20/81,606,922.80 = 18,502,823.20/x
  3. Step 3: Cross multiply
    54,404,615.20x = 81,606,922.80 × 18,502,823.20
  4. Step 4: Simplify right side
    54,404,615.20x = 1,509,958,464,464,448.75
  5. Step 5: Solve for x
    x = 1,509,958,464,464,448.75/54,404,615.20
  6. Step 6: Final answer
    x = 27,754,234.80

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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.