Home / 8,448,052.60-12,690,741.30-8,130,791.80

Finding the Fourth Proportional to 8,448,052.60, 12,690,741.30 and 8,130,791.80

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Solution

The fourth proportional to 8,448,052.60, 12,690,741.30 and 8,130,791.80 is: 12,214,149.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,448,052.60 : 12,690,741.30 = 8,130,791.80 : x
  2. Step 2: Convert to fraction form
    8,448,052.60/12,690,741.30 = 8,130,791.80/x
  3. Step 3: Cross multiply
    8,448,052.60x = 12,690,741.30 × 8,130,791.80
  4. Step 4: Simplify right side
    8,448,052.60x = 103,185,775,297,961.34
  5. Step 5: Solve for x
    x = 103,185,775,297,961.34/8,448,052.60
  6. Step 6: Final answer
    x = 12,214,149.25

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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.