Home / 19,740,824.56-29,603,983.80-6,783,300.64

Finding the Fourth Proportional to 19,740,824.56, 29,603,983.80 and 6,783,300.64

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Solution

The fourth proportional to 19,740,824.56, 29,603,983.80 and 6,783,300.64 is: 10,172,458.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,740,824.56 : 29,603,983.80 = 6,783,300.64 : x
  2. Step 2: Convert to fraction form
    19,740,824.56/29,603,983.80 = 6,783,300.64/x
  3. Step 3: Cross multiply
    19,740,824.56x = 29,603,983.80 × 6,783,300.64
  4. Step 4: Simplify right side
    19,740,824.56x = 200,812,722,257,089.62
  5. Step 5: Solve for x
    x = 200,812,722,257,089.62/19,740,824.56
  6. Step 6: Final answer
    x = 10,172,458.69

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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.