Home / 8,515,653.62-11,749,847.73-4,893,281.78

Finding the Fourth Proportional to 8,515,653.62, 11,749,847.73 and 4,893,281.78

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Solution

The fourth proportional to 8,515,653.62, 11,749,847.73 and 4,893,281.78 is: 6,751,720.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,515,653.62 : 11,749,847.73 = 4,893,281.78 : x
  2. Step 2: Convert to fraction form
    8,515,653.62/11,749,847.73 = 4,893,281.78/x
  3. Step 3: Cross multiply
    8,515,653.62x = 11,749,847.73 × 4,893,281.78
  4. Step 4: Simplify right side
    8,515,653.62x = 57,495,315,814,983.37
  5. Step 5: Solve for x
    x = 57,495,315,814,983.37/8,515,653.62
  6. Step 6: Final answer
    x = 6,751,720.82

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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.