Home / 8,336,453.70-12,518,990.83-5,116,896.94

Finding the Fourth Proportional to 8,336,453.70, 12,518,990.83 and 5,116,896.94

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Solution

The fourth proportional to 8,336,453.70, 12,518,990.83 and 5,116,896.94 is: 7,684,129.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,336,453.70 : 12,518,990.83 = 5,116,896.94 : x
  2. Step 2: Convert to fraction form
    8,336,453.70/12,518,990.83 = 5,116,896.94/x
  3. Step 3: Cross multiply
    8,336,453.70x = 12,518,990.83 × 5,116,896.94
  4. Step 4: Simplify right side
    8,336,453.70x = 64,058,385,869,915.06
  5. Step 5: Solve for x
    x = 64,058,385,869,915.06/8,336,453.70
  6. Step 6: Final answer
    x = 7,684,129.03

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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.