Home / 54,574,703.56-81,818,872.62-20,492,253.64

Finding the Fourth Proportional to 54,574,703.56, 81,818,872.62 and 20,492,253.64

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Solution

The fourth proportional to 54,574,703.56, 81,818,872.62 and 20,492,253.64 is: 30,722,165.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,574,703.56 : 81,818,872.62 = 20,492,253.64 : x
  2. Step 2: Convert to fraction form
    54,574,703.56/81,818,872.62 = 20,492,253.64/x
  3. Step 3: Cross multiply
    54,574,703.56x = 81,818,872.62 × 20,492,253.64
  4. Step 4: Simplify right side
    54,574,703.56x = 1,676,653,090,267,891.50
  5. Step 5: Solve for x
    x = 1,676,653,090,267,891.50/54,574,703.56
  6. Step 6: Final answer
    x = 30,722,165.78

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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.