Home / 12,463,579.58-17,202,609.60-7,308,601.88

Finding the Fourth Proportional to 12,463,579.58, 17,202,609.60 and 7,308,601.88

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Solution

The fourth proportional to 12,463,579.58, 17,202,609.60 and 7,308,601.88 is: 10,087,553.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,463,579.58 : 17,202,609.60 = 7,308,601.88 : x
  2. Step 2: Convert to fraction form
    12,463,579.58/17,202,609.60 = 7,308,601.88/x
  3. Step 3: Cross multiply
    12,463,579.58x = 17,202,609.60 × 7,308,601.88
  4. Step 4: Simplify right side
    12,463,579.58x = 125,727,024,908,473.11
  5. Step 5: Solve for x
    x = 125,727,024,908,473.11/12,463,579.58
  6. Step 6: Final answer
    x = 10,087,553.43

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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.