Home / 6,630,739.20-9,946,108.80-5,371,027.20

Finding the Fourth Proportional to 6,630,739.20, 9,946,108.80 and 5,371,027.20

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Solution

The fourth proportional to 6,630,739.20, 9,946,108.80 and 5,371,027.20 is: 8,056,540.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,630,739.20 : 9,946,108.80 = 5,371,027.20 : x
  2. Step 2: Convert to fraction form
    6,630,739.20/9,946,108.80 = 5,371,027.20/x
  3. Step 3: Cross multiply
    6,630,739.20x = 9,946,108.80 × 5,371,027.20
  4. Step 4: Simplify right side
    6,630,739.20x = 53,420,820,898,959.37
  5. Step 5: Solve for x
    x = 53,420,820,898,959.37/6,630,739.20
  6. Step 6: Final answer
    x = 8,056,540.80

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1.5x scale

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.