Home / 12,660,323.68-17,471,223.04-6,859,249.60

Finding the Fourth Proportional to 12,660,323.68, 17,471,223.04 and 6,859,249.60

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Solution

The fourth proportional to 12,660,323.68, 17,471,223.04 and 6,859,249.60 is: 9,465,751.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,660,323.68 : 17,471,223.04 = 6,859,249.60 : x
  2. Step 2: Convert to fraction form
    12,660,323.68/17,471,223.04 = 6,859,249.60/x
  3. Step 3: Cross multiply
    12,660,323.68x = 17,471,223.04 × 6,859,249.60
  4. Step 4: Simplify right side
    12,660,323.68x = 119,839,479,648,630.77
  5. Step 5: Solve for x
    x = 119,839,479,648,630.77/12,660,323.68
  6. Step 6: Final answer
    x = 9,465,751.64

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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.