Home / 17,691,663.62-24,422,028.72-11,893,808

Finding the Fourth Proportional to 17,691,663.62, 24,422,028.72 and 11,893,808

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Solution

The fourth proportional to 17,691,663.62, 24,422,028.72 and 11,893,808 is: 16,418,519.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,691,663.62 : 24,422,028.72 = 11,893,808 : x
  2. Step 2: Convert to fraction form
    17,691,663.62/24,422,028.72 = 11,893,808/x
  3. Step 3: Cross multiply
    17,691,663.62x = 24,422,028.72 × 11,893,808
  4. Step 4: Simplify right side
    17,691,663.62x = 290,470,920,566,165.75
  5. Step 5: Solve for x
    x = 290,470,920,566,165.75/17,691,663.62
  6. Step 6: Final answer
    x = 16,418,519.30

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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.