Home / 18,883,858.50-28,288,285.20-14,550,875.64

Finding the Fourth Proportional to 18,883,858.50, 28,288,285.20 and 14,550,875.64

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Solution

The fourth proportional to 18,883,858.50, 28,288,285.20 and 14,550,875.64 is: 21,797,416.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,883,858.50 : 28,288,285.20 = 14,550,875.64 : x
  2. Step 2: Convert to fraction form
    18,883,858.50/28,288,285.20 = 14,550,875.64/x
  3. Step 3: Cross multiply
    18,883,858.50x = 28,288,285.20 × 14,550,875.64
  4. Step 4: Simplify right side
    18,883,858.50x = 411,619,320,014,052.56
  5. Step 5: Solve for x
    x = 411,619,320,014,052.56/18,883,858.50
  6. Step 6: Final answer
    x = 21,797,416.03

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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.