Home / 11,072,004.20-16,608,006.30-8,343,940.40

Finding the Fourth Proportional to 11,072,004.20, 16,608,006.30 and 8,343,940.40

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Solution

The fourth proportional to 11,072,004.20, 16,608,006.30 and 8,343,940.40 is: 12,515,910.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,072,004.20 : 16,608,006.30 = 8,343,940.40 : x
  2. Step 2: Convert to fraction form
    11,072,004.20/16,608,006.30 = 8,343,940.40/x
  3. Step 3: Cross multiply
    11,072,004.20x = 16,608,006.30 × 8,343,940.40
  4. Step 4: Simplify right side
    11,072,004.20x = 138,576,214,730,024.53
  5. Step 5: Solve for x
    x = 138,576,214,730,024.53/11,072,004.20
  6. Step 6: Final answer
    x = 12,515,910.60

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Similar ratio
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1.5x scale

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.