Home / 14,002,512.65-21,003,768.98-12,322,896.65

Finding the Fourth Proportional to 14,002,512.65, 21,003,768.98 and 12,322,896.65

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Solution

The fourth proportional to 14,002,512.65, 21,003,768.98 and 12,322,896.65 is: 18,484,344.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,002,512.65 : 21,003,768.98 = 12,322,896.65 : x
  2. Step 2: Convert to fraction form
    14,002,512.65/21,003,768.98 = 12,322,896.65/x
  3. Step 3: Cross multiply
    14,002,512.65x = 21,003,768.98 × 12,322,896.65
  4. Step 4: Simplify right side
    14,002,512.65x = 258,827,274,339,401.47
  5. Step 5: Solve for x
    x = 258,827,274,339,401.47/14,002,512.65
  6. Step 6: Final answer
    x = 18,484,344.98

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Similar ratio
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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.