Home / 29,606,660.31-40,844,680.34-19,820,257.52

Finding the Fourth Proportional to 29,606,660.31, 40,844,680.34 and 19,820,257.52

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Solution

The fourth proportional to 29,606,660.31, 40,844,680.34 and 19,820,257.52 is: 27,343,579.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,606,660.31 : 40,844,680.34 = 19,820,257.52 : x
  2. Step 2: Convert to fraction form
    29,606,660.31/40,844,680.34 = 19,820,257.52/x
  3. Step 3: Cross multiply
    29,606,660.31x = 40,844,680.34 × 19,820,257.52
  4. Step 4: Simplify right side
    29,606,660.31x = 809,552,082,663,891.62
  5. Step 5: Solve for x
    x = 809,552,082,663,891.62/29,606,660.31
  6. Step 6: Final answer
    x = 27,343,579.93

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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.