Home / 54,590,974.98-81,859,081.23-18,186,566.64

Finding the Fourth Proportional to 54,590,974.98, 81,859,081.23 and 18,186,566.64

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Solution

The fourth proportional to 54,590,974.98, 81,859,081.23 and 18,186,566.64 is: 27,270,728.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,590,974.98 : 81,859,081.23 = 18,186,566.64 : x
  2. Step 2: Convert to fraction form
    54,590,974.98/81,859,081.23 = 18,186,566.64/x
  3. Step 3: Cross multiply
    54,590,974.98x = 81,859,081.23 × 18,186,566.64
  4. Step 4: Simplify right side
    54,590,974.98x = 1,488,735,635,878,568.25
  5. Step 5: Solve for x
    x = 1,488,735,635,878,568.25/54,590,974.98
  6. Step 6: Final answer
    x = 27,270,728.11

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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.