Home / 38,231,999.20-57,347,998.80-12,676,952.80

Finding the Fourth Proportional to 38,231,999.20, 57,347,998.80 and 12,676,952.80

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Solution

The fourth proportional to 38,231,999.20, 57,347,998.80 and 12,676,952.80 is: 19,015,429.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,231,999.20 : 57,347,998.80 = 12,676,952.80 : x
  2. Step 2: Convert to fraction form
    38,231,999.20/57,347,998.80 = 12,676,952.80/x
  3. Step 3: Cross multiply
    38,231,999.20x = 57,347,998.80 × 12,676,952.80
  4. Step 4: Simplify right side
    38,231,999.20x = 726,997,873,962,056.62
  5. Step 5: Solve for x
    x = 726,997,873,962,056.62/38,231,999.20
  6. Step 6: Final answer
    x = 19,015,429.20

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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.