Home / 20,184,893.20-30,285,634.20-7,411,517.20

Finding the Fourth Proportional to 20,184,893.20, 30,285,634.20 and 7,411,517.20

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Solution

The fourth proportional to 20,184,893.20, 30,285,634.20 and 7,411,517.20 is: 11,120,321.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,184,893.20 : 30,285,634.20 = 7,411,517.20 : x
  2. Step 2: Convert to fraction form
    20,184,893.20/30,285,634.20 = 7,411,517.20/x
  3. Step 3: Cross multiply
    20,184,893.20x = 30,285,634.20 × 7,411,517.20
  4. Step 4: Simplify right side
    20,184,893.20x = 224,462,498,786,208.25
  5. Step 5: Solve for x
    x = 224,462,498,786,208.25/20,184,893.20
  6. Step 6: Final answer
    x = 11,120,321.35

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1.5x scale

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.