Home / 12,374,629.82-17,076,732.18-6,867,684.86

Finding the Fourth Proportional to 12,374,629.82, 17,076,732.18 and 6,867,684.86

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Solution

The fourth proportional to 12,374,629.82, 17,076,732.18 and 6,867,684.86 is: 9,477,262.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,374,629.82 : 17,076,732.18 = 6,867,684.86 : x
  2. Step 2: Convert to fraction form
    12,374,629.82/17,076,732.18 = 6,867,684.86/x
  3. Step 3: Cross multiply
    12,374,629.82x = 17,076,732.18 × 6,867,684.86
  4. Step 4: Simplify right side
    12,374,629.82x = 117,277,615,050,860.80
  5. Step 5: Solve for x
    x = 117,277,615,050,860.80/12,374,629.82
  6. Step 6: Final answer
    x = 9,477,262.49

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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.