Home / 8,426,576.09-12,638,798.82-2,669,893.86

Finding the Fourth Proportional to 8,426,576.09, 12,638,798.82 and 2,669,893.86

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Solution

The fourth proportional to 8,426,576.09, 12,638,798.82 and 2,669,893.86 is: 4,004,503.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,426,576.09 : 12,638,798.82 = 2,669,893.86 : x
  2. Step 2: Convert to fraction form
    8,426,576.09/12,638,798.82 = 2,669,893.86/x
  3. Step 3: Cross multiply
    8,426,576.09x = 12,638,798.82 × 2,669,893.86
  4. Step 4: Simplify right side
    8,426,576.09x = 33,744,251,367,293.25
  5. Step 5: Solve for x
    x = 33,744,251,367,293.25/8,426,576.09
  6. Step 6: Final answer
    x = 4,004,503.26

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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.