Home / 8,191,579.78-11,304,301.17-4,520,530.18

Finding the Fourth Proportional to 8,191,579.78, 11,304,301.17 and 4,520,530.18

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Solution

The fourth proportional to 8,191,579.78, 11,304,301.17 and 4,520,530.18 is: 6,238,288.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,191,579.78 : 11,304,301.17 = 4,520,530.18 : x
  2. Step 2: Convert to fraction form
    8,191,579.78/11,304,301.17 = 4,520,530.18/x
  3. Step 3: Cross multiply
    8,191,579.78x = 11,304,301.17 × 4,520,530.18
  4. Step 4: Simplify right side
    8,191,579.78x = 51,101,434,602,794.30
  5. Step 5: Solve for x
    x = 51,101,434,602,794.30/8,191,579.78
  6. Step 6: Final answer
    x = 6,238,288.09

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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.