Home / 43,520,212.80-65,296,389.60-17,963,438.40

Finding the Fourth Proportional to 43,520,212.80, 65,296,389.60 and 17,963,438.40

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Solution

The fourth proportional to 43,520,212.80, 65,296,389.60 and 17,963,438.40 is: 26,951,790.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,520,212.80 : 65,296,389.60 = 17,963,438.40 : x
  2. Step 2: Convert to fraction form
    43,520,212.80/65,296,389.60 = 17,963,438.40/x
  3. Step 3: Cross multiply
    43,520,212.80x = 65,296,389.60 × 17,963,438.40
  4. Step 4: Simplify right side
    43,520,212.80x = 1,172,947,672,322,000.50
  5. Step 5: Solve for x
    x = 1,172,947,672,322,000.50/43,520,212.80
  6. Step 6: Final answer
    x = 26,951,790.83

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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.