Home / 18,534,046.80-27,801,070.20-4,887,166.80

Finding the Fourth Proportional to 18,534,046.80, 27,801,070.20 and 4,887,166.80

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Solution

The fourth proportional to 18,534,046.80, 27,801,070.20 and 4,887,166.80 is: 7,330,750.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,534,046.80 : 27,801,070.20 = 4,887,166.80 : x
  2. Step 2: Convert to fraction form
    18,534,046.80/27,801,070.20 = 4,887,166.80/x
  3. Step 3: Cross multiply
    18,534,046.80x = 27,801,070.20 × 4,887,166.80
  4. Step 4: Simplify right side
    18,534,046.80x = 135,868,467,285,909.34
  5. Step 5: Solve for x
    x = 135,868,467,285,909.34/18,534,046.80
  6. Step 6: Final answer
    x = 7,330,750.20

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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.