Home / 29,206,345-43,719,835.92-18,372,921.70

Finding the Fourth Proportional to 29,206,345, 43,719,835.92 and 18,372,921.70

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Solution

The fourth proportional to 29,206,345, 43,719,835.92 and 18,372,921.70 is: 27,502,966.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,206,345 : 43,719,835.92 = 18,372,921.70 : x
  2. Step 2: Convert to fraction form
    29,206,345/43,719,835.92 = 18,372,921.70/x
  3. Step 3: Cross multiply
    29,206,345x = 43,719,835.92 × 18,372,921.70
  4. Step 4: Simplify right side
    29,206,345x = 803,261,122,095,007.50
  5. Step 5: Solve for x
    x = 803,261,122,095,007.50/29,206,345
  6. Step 6: Final answer
    x = 27,502,966.29

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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.