Home / 6,523,645.40-9,785,468.10-3,972,728.60

Finding the Fourth Proportional to 6,523,645.40, 9,785,468.10 and 3,972,728.60

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Solution

The fourth proportional to 6,523,645.40, 9,785,468.10 and 3,972,728.60 is: 5,959,092.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,523,645.40 : 9,785,468.10 = 3,972,728.60 : x
  2. Step 2: Convert to fraction form
    6,523,645.40/9,785,468.10 = 3,972,728.60/x
  3. Step 3: Cross multiply
    6,523,645.40x = 9,785,468.10 × 3,972,728.60
  4. Step 4: Simplify right side
    6,523,645.40x = 38,875,008,985,257.66
  5. Step 5: Solve for x
    x = 38,875,008,985,257.66/6,523,645.40
  6. Step 6: Final answer
    x = 5,959,092.90

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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.