Home / 12,786,092.07-19,186,704.76-4,704,742.73

Finding the Fourth Proportional to 12,786,092.07, 19,186,704.76 and 4,704,742.73

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Solution

The fourth proportional to 12,786,092.07, 19,186,704.76 and 4,704,742.73 is: 7,059,898.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,786,092.07 : 19,186,704.76 = 4,704,742.73 : x
  2. Step 2: Convert to fraction form
    12,786,092.07/19,186,704.76 = 4,704,742.73/x
  3. Step 3: Cross multiply
    12,786,092.07x = 19,186,704.76 × 4,704,742.73
  4. Step 4: Simplify right side
    12,786,092.07x = 90,268,509,732,266.41
  5. Step 5: Solve for x
    x = 90,268,509,732,266.41/12,786,092.07
  6. Step 6: Final answer
    x = 7,059,898.30

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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.