Home / 12,684,633.82-17,504,794.76-6,883,415.58

Finding the Fourth Proportional to 12,684,633.82, 17,504,794.76 and 6,883,415.58

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Solution

The fourth proportional to 12,684,633.82, 17,504,794.76 and 6,883,415.58 is: 9,499,113.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,684,633.82 : 17,504,794.76 = 6,883,415.58 : x
  2. Step 2: Convert to fraction form
    12,684,633.82/17,504,794.76 = 6,883,415.58/x
  3. Step 3: Cross multiply
    12,684,633.82x = 17,504,794.76 × 6,883,415.58
  4. Step 4: Simplify right side
    12,684,633.82x = 120,492,776,975,686.38
  5. Step 5: Solve for x
    x = 120,492,776,975,686.38/12,684,633.82
  6. Step 6: Final answer
    x = 9,499,113.55

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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.