Home / 22,130,649.55-30,540,327.78-12,207,310.93

Finding the Fourth Proportional to 22,130,649.55, 30,540,327.78 and 12,207,310.93

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Solution

The fourth proportional to 22,130,649.55, 30,540,327.78 and 12,207,310.93 is: 16,846,106.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,130,649.55 : 30,540,327.78 = 12,207,310.93 : x
  2. Step 2: Convert to fraction form
    22,130,649.55/30,540,327.78 = 12,207,310.93/x
  3. Step 3: Cross multiply
    22,130,649.55x = 30,540,327.78 × 12,207,310.93
  4. Step 4: Simplify right side
    22,130,649.55x = 372,815,277,114,576.62
  5. Step 5: Solve for x
    x = 372,815,277,114,576.62/22,130,649.55
  6. Step 6: Final answer
    x = 16,846,106.40

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Similar ratio
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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.