Home / 6,384,215.60-9,576,323.40-3,990,762.80

Finding the Fourth Proportional to 6,384,215.60, 9,576,323.40 and 3,990,762.80

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Solution

The fourth proportional to 6,384,215.60, 9,576,323.40 and 3,990,762.80 is: 5,986,144.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,384,215.60 : 9,576,323.40 = 3,990,762.80 : x
  2. Step 2: Convert to fraction form
    6,384,215.60/9,576,323.40 = 3,990,762.80/x
  3. Step 3: Cross multiply
    6,384,215.60x = 9,576,323.40 × 3,990,762.80
  4. Step 4: Simplify right side
    6,384,215.60x = 38,216,835,185,489.52
  5. Step 5: Solve for x
    x = 38,216,835,185,489.52/6,384,215.60
  6. Step 6: Final answer
    x = 5,986,144.20

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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.