Home / 14,042,389.54-21,064,305.96-3,945,797.86

Finding the Fourth Proportional to 14,042,389.54, 21,064,305.96 and 3,945,797.86

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Solution

The fourth proportional to 14,042,389.54, 21,064,305.96 and 3,945,797.86 is: 5,918,899.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,042,389.54 : 21,064,305.96 = 3,945,797.86 : x
  2. Step 2: Convert to fraction form
    14,042,389.54/21,064,305.96 = 3,945,797.86/x
  3. Step 3: Cross multiply
    14,042,389.54x = 21,064,305.96 × 3,945,797.86
  4. Step 4: Simplify right side
    14,042,389.54x = 83,115,493,379,353.25
  5. Step 5: Solve for x
    x = 83,115,493,379,353.25/14,042,389.54
  6. Step 6: Final answer
    x = 5,918,899.57

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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.