Home / 19,741,821.42-27,243,201.84-10,921,598.46

Finding the Fourth Proportional to 19,741,821.42, 27,243,201.84 and 10,921,598.46

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Solution

The fourth proportional to 19,741,821.42, 27,243,201.84 and 10,921,598.46 is: 15,071,522.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,741,821.42 : 27,243,201.84 = 10,921,598.46 : x
  2. Step 2: Convert to fraction form
    19,741,821.42/27,243,201.84 = 10,921,598.46/x
  3. Step 3: Cross multiply
    19,741,821.42x = 27,243,201.84 × 10,921,598.46
  4. Step 4: Simplify right side
    19,741,821.42x = 297,539,311,261,213.19
  5. Step 5: Solve for x
    x = 297,539,311,261,213.19/19,741,821.42
  6. Step 6: Final answer
    x = 15,071,522.78

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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.