Home / 12,764,089.20-19,146,133.80-8,733,010.80

Finding the Fourth Proportional to 12,764,089.20, 19,146,133.80 and 8,733,010.80

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Solution

The fourth proportional to 12,764,089.20, 19,146,133.80 and 8,733,010.80 is: 13,099,516.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,764,089.20 : 19,146,133.80 = 8,733,010.80 : x
  2. Step 2: Convert to fraction form
    12,764,089.20/19,146,133.80 = 8,733,010.80/x
  3. Step 3: Cross multiply
    12,764,089.20x = 19,146,133.80 × 8,733,010.80
  4. Step 4: Simplify right side
    12,764,089.20x = 167,203,393,253,645.06
  5. Step 5: Solve for x
    x = 167,203,393,253,645.06/12,764,089.20
  6. Step 6: Final answer
    x = 13,099,516.20

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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.