Home / 6,365,965.36-8,785,033.12-3,465,378.24

Finding the Fourth Proportional to 6,365,965.36, 8,785,033.12 and 3,465,378.24

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Solution

The fourth proportional to 6,365,965.36, 8,785,033.12 and 3,465,378.24 is: 4,782,222.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,365,965.36 : 8,785,033.12 = 3,465,378.24 : x
  2. Step 2: Convert to fraction form
    6,365,965.36/8,785,033.12 = 3,465,378.24/x
  3. Step 3: Cross multiply
    6,365,965.36x = 8,785,033.12 × 3,465,378.24
  4. Step 4: Simplify right side
    6,365,965.36x = 30,443,462,611,727.31
  5. Step 5: Solve for x
    x = 30,443,462,611,727.31/6,365,965.36
  6. Step 6: Final answer
    x = 4,782,222.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.