Home / 14,995,779.93-20,694,377.07-8,380,077.62

Finding the Fourth Proportional to 14,995,779.93, 20,694,377.07 and 8,380,077.62

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Solution

The fourth proportional to 14,995,779.93, 20,694,377.07 and 8,380,077.62 is: 11,564,619.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,995,779.93 : 20,694,377.07 = 8,380,077.62 : x
  2. Step 2: Convert to fraction form
    14,995,779.93/20,694,377.07 = 8,380,077.62/x
  3. Step 3: Cross multiply
    14,995,779.93x = 20,694,377.07 × 8,380,077.62
  4. Step 4: Simplify right side
    14,995,779.93x = 173,420,486,040,676.28
  5. Step 5: Solve for x
    x = 173,420,486,040,676.28/14,995,779.93
  6. Step 6: Final answer
    x = 11,564,619.30

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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.