Home / 18,801,741.28-28,202,612.18-12,410,498.56

Finding the Fourth Proportional to 18,801,741.28, 28,202,612.18 and 12,410,498.56

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Solution

The fourth proportional to 18,801,741.28, 28,202,612.18 and 12,410,498.56 is: 18,615,748.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,801,741.28 : 28,202,612.18 = 12,410,498.56 : x
  2. Step 2: Convert to fraction form
    18,801,741.28/28,202,612.18 = 12,410,498.56/x
  3. Step 3: Cross multiply
    18,801,741.28x = 28,202,612.18 × 12,410,498.56
  4. Step 4: Simplify right side
    18,801,741.28x = 350,008,477,848,128.50
  5. Step 5: Solve for x
    x = 350,008,477,848,128.50/18,801,741.28
  6. Step 6: Final answer
    x = 18,615,748.01

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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.