Home / 6,478,002.60-9,722,879.10-3,285,349.80

Finding the Fourth Proportional to 6,478,002.60, 9,722,879.10 and 3,285,349.80

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Solution

The fourth proportional to 6,478,002.60, 9,722,879.10 and 3,285,349.80 is: 4,931,004.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,478,002.60 : 9,722,879.10 = 3,285,349.80 : x
  2. Step 2: Convert to fraction form
    6,478,002.60/9,722,879.10 = 3,285,349.80/x
  3. Step 3: Cross multiply
    6,478,002.60x = 9,722,879.10 × 3,285,349.80
  4. Step 4: Simplify right side
    6,478,002.60x = 31,943,058,906,609.18
  5. Step 5: Solve for x
    x = 31,943,058,906,609.18/6,478,002.60
  6. Step 6: Final answer
    x = 4,931,004.34

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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.