Home / 8,214,935.56-12,328,457.78-3,896,999.30

Finding the Fourth Proportional to 8,214,935.56, 12,328,457.78 and 3,896,999.30

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Solution

The fourth proportional to 8,214,935.56, 12,328,457.78 and 3,896,999.30 is: 5,848,371.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,214,935.56 : 12,328,457.78 = 3,896,999.30 : x
  2. Step 2: Convert to fraction form
    8,214,935.56/12,328,457.78 = 3,896,999.30/x
  3. Step 3: Cross multiply
    8,214,935.56x = 12,328,457.78 × 3,896,999.30
  4. Step 4: Simplify right side
    8,214,935.56x = 48,043,991,379,303.20
  5. Step 5: Solve for x
    x = 48,043,991,379,303.20/8,214,935.56
  6. Step 6: Final answer
    x = 5,848,371.06

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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.