Home / 54,168,157.76-81,199,981.92-18,246,770.24

Finding the Fourth Proportional to 54,168,157.76, 81,199,981.92 and 18,246,770.24

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Solution

The fourth proportional to 54,168,157.76, 81,199,981.92 and 18,246,770.24 is: 27,352,553.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,168,157.76 : 81,199,981.92 = 18,246,770.24 : x
  2. Step 2: Convert to fraction form
    54,168,157.76/81,199,981.92 = 18,246,770.24/x
  3. Step 3: Cross multiply
    54,168,157.76x = 81,199,981.92 × 18,246,770.24
  4. Step 4: Simplify right side
    54,168,157.76x = 1,481,637,413,586,394
  5. Step 5: Solve for x
    x = 1,481,637,413,586,394/54,168,157.76
  6. Step 6: Final answer
    x = 27,352,553.14

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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.