Home / 11,164,512.70-16,746,769.05-8,330,160.70

Finding the Fourth Proportional to 11,164,512.70, 16,746,769.05 and 8,330,160.70

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Solution

The fourth proportional to 11,164,512.70, 16,746,769.05 and 8,330,160.70 is: 12,495,241.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,164,512.70 : 16,746,769.05 = 8,330,160.70 : x
  2. Step 2: Convert to fraction form
    11,164,512.70/16,746,769.05 = 8,330,160.70/x
  3. Step 3: Cross multiply
    11,164,512.70x = 16,746,769.05 × 8,330,160.70
  4. Step 4: Simplify right side
    11,164,512.70x = 139,503,277,392,286.34
  5. Step 5: Solve for x
    x = 139,503,277,392,286.34/11,164,512.70
  6. Step 6: Final answer
    x = 12,495,241.05

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.