Home / 8,950,808.80-13,394,720.40-8,194,981.60

Finding the Fourth Proportional to 8,950,808.80, 13,394,720.40 and 8,194,981.60

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Solution

The fourth proportional to 8,950,808.80, 13,394,720.40 and 8,194,981.60 is: 12,263,638.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,950,808.80 : 13,394,720.40 = 8,194,981.60 : x
  2. Step 2: Convert to fraction form
    8,950,808.80/13,394,720.40 = 8,194,981.60/x
  3. Step 3: Cross multiply
    8,950,808.80x = 13,394,720.40 × 8,194,981.60
  4. Step 4: Simplify right side
    8,950,808.80x = 109,769,487,215,144.64
  5. Step 5: Solve for x
    x = 109,769,487,215,144.64/8,950,808.80
  6. Step 6: Final answer
    x = 12,263,638.93

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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.