Home / 8,170,893.10-12,229,767.60-6,363,993.70

Finding the Fourth Proportional to 8,170,893.10, 12,229,767.60 and 6,363,993.70

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Solution

The fourth proportional to 8,170,893.10, 12,229,767.60 and 6,363,993.70 is: 9,525,294.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,170,893.10 : 12,229,767.60 = 6,363,993.70 : x
  2. Step 2: Convert to fraction form
    8,170,893.10/12,229,767.60 = 6,363,993.70/x
  3. Step 3: Cross multiply
    8,170,893.10x = 12,229,767.60 × 6,363,993.70
  4. Step 4: Simplify right side
    8,170,893.10x = 77,830,163,958,864.12
  5. Step 5: Solve for x
    x = 77,830,163,958,864.12/8,170,893.10
  6. Step 6: Final answer
    x = 9,525,294.60

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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.