Home / 55,103,731.50-82,667,554.96-16,764,249.12

Finding the Fourth Proportional to 55,103,731.50, 82,667,554.96 and 16,764,249.12

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Solution

The fourth proportional to 55,103,731.50, 82,667,554.96 and 16,764,249.12 is: 25,150,011.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,103,731.50 : 82,667,554.96 = 16,764,249.12 : x
  2. Step 2: Convert to fraction form
    55,103,731.50/82,667,554.96 = 16,764,249.12/x
  3. Step 3: Cross multiply
    55,103,731.50x = 82,667,554.96 × 16,764,249.12
  4. Step 4: Simplify right side
    55,103,731.50x = 1,385,859,485,490,731.50
  5. Step 5: Solve for x
    x = 1,385,859,485,490,731.50/55,103,731.50
  6. Step 6: Final answer
    x = 25,150,011.58

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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.