Home / 18,116,856.44-25,002,702.60-10,382,618.36

Finding the Fourth Proportional to 18,116,856.44, 25,002,702.60 and 10,382,618.36

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Solution

The fourth proportional to 18,116,856.44, 25,002,702.60 and 10,382,618.36 is: 14,328,839.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,116,856.44 : 25,002,702.60 = 10,382,618.36 : x
  2. Step 2: Convert to fraction form
    18,116,856.44/25,002,702.60 = 10,382,618.36/x
  3. Step 3: Cross multiply
    18,116,856.44x = 25,002,702.60 × 10,382,618.36
  4. Step 4: Simplify right side
    18,116,856.44x = 259,593,519,064,379.75
  5. Step 5: Solve for x
    x = 259,593,519,064,379.75/18,116,856.44
  6. Step 6: Final answer
    x = 14,328,839.00

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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.