Home / 6,384,135.60-9,576,203.40-3,990,682.80

Finding the Fourth Proportional to 6,384,135.60, 9,576,203.40 and 3,990,682.80

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Solution

The fourth proportional to 6,384,135.60, 9,576,203.40 and 3,990,682.80 is: 5,986,024.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,384,135.60 : 9,576,203.40 = 3,990,682.80 : x
  2. Step 2: Convert to fraction form
    6,384,135.60/9,576,203.40 = 3,990,682.80/x
  3. Step 3: Cross multiply
    6,384,135.60x = 9,576,203.40 × 3,990,682.80
  4. Step 4: Simplify right side
    6,384,135.60x = 38,215,590,197,681.52
  5. Step 5: Solve for x
    x = 38,215,590,197,681.52/6,384,135.60
  6. Step 6: Final answer
    x = 5,986,024.20

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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.