Home / 4,977,128.03-6,864,769.54-3,753,485.12

Finding the Fourth Proportional to 4,977,128.03, 6,864,769.54 and 3,753,485.12

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Solution

The fourth proportional to 4,977,128.03, 6,864,769.54 and 3,753,485.12 is: 5,177,043.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,977,128.03 : 6,864,769.54 = 3,753,485.12 : x
  2. Step 2: Convert to fraction form
    4,977,128.03/6,864,769.54 = 3,753,485.12/x
  3. Step 3: Cross multiply
    4,977,128.03x = 6,864,769.54 × 3,753,485.12
  4. Step 4: Simplify right side
    4,977,128.03x = 25,766,810,342,473.02
  5. Step 5: Solve for x
    x = 25,766,810,342,473.02/4,977,128.03
  6. Step 6: Final answer
    x = 5,177,043.91

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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.