Home / 11,618,654.88-16,033,653.36-6,391,549.92

Finding the Fourth Proportional to 11,618,654.88, 16,033,653.36 and 6,391,549.92

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Solution

The fourth proportional to 11,618,654.88, 16,033,653.36 and 6,391,549.92 is: 8,820,289.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,618,654.88 : 16,033,653.36 = 6,391,549.92 : x
  2. Step 2: Convert to fraction form
    11,618,654.88/16,033,653.36 = 6,391,549.92/x
  3. Step 3: Cross multiply
    11,618,654.88x = 16,033,653.36 × 6,391,549.92
  4. Step 4: Simplify right side
    11,618,654.88x = 102,479,895,850,415.72
  5. Step 5: Solve for x
    x = 102,479,895,850,415.72/11,618,654.88
  6. Step 6: Final answer
    x = 8,820,289.17

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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.