Home / 14,180,720.93-21,269,769.19-3,945,735.89

Finding the Fourth Proportional to 14,180,720.93, 21,269,769.19 and 3,945,735.89

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Solution

The fourth proportional to 14,180,720.93, 21,269,769.19 and 3,945,735.89 is: 5,918,238.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,180,720.93 : 21,269,769.19 = 3,945,735.89 : x
  2. Step 2: Convert to fraction form
    14,180,720.93/21,269,769.19 = 3,945,735.89/x
  3. Step 3: Cross multiply
    14,180,720.93x = 21,269,769.19 × 3,945,735.89
  4. Step 4: Simplify right side
    14,180,720.93x = 83,924,891,650,742.44
  5. Step 5: Solve for x
    x = 83,924,891,650,742.44/14,180,720.93
  6. Step 6: Final answer
    x = 5,918,238.72

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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.