Home / 6,821,475.75-9,413,654.76-3,765,690

Finding the Fourth Proportional to 6,821,475.75, 9,413,654.76 and 3,765,690

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Solution

The fourth proportional to 6,821,475.75, 9,413,654.76 and 3,765,690 is: 5,196,662.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,821,475.75 : 9,413,654.76 = 3,765,690 : x
  2. Step 2: Convert to fraction form
    6,821,475.75/9,413,654.76 = 3,765,690/x
  3. Step 3: Cross multiply
    6,821,475.75x = 9,413,654.76 × 3,765,690
  4. Step 4: Simplify right side
    6,821,475.75x = 35,448,905,593,184.40
  5. Step 5: Solve for x
    x = 35,448,905,593,184.40/6,821,475.75
  6. Step 6: Final answer
    x = 5,196,662.26

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.