Home / 27,440,990.82-37,868,621.46-15,051,185.09

Finding the Fourth Proportional to 27,440,990.82, 37,868,621.46 and 15,051,185.09

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Solution

The fourth proportional to 27,440,990.82, 37,868,621.46 and 15,051,185.09 is: 20,770,665.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,440,990.82 : 37,868,621.46 = 15,051,185.09 : x
  2. Step 2: Convert to fraction form
    27,440,990.82/37,868,621.46 = 15,051,185.09/x
  3. Step 3: Cross multiply
    27,440,990.82x = 37,868,621.46 × 15,051,185.09
  4. Step 4: Simplify right side
    27,440,990.82x = 569,967,630,697,606
  5. Step 5: Solve for x
    x = 569,967,630,697,606/27,440,990.82
  6. Step 6: Final answer
    x = 20,770,665.11

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.