Home / 19,131,576.17-28,713,946.87-10,040,096.88

Finding the Fourth Proportional to 19,131,576.17, 28,713,946.87 and 10,040,096.88

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Solution

The fourth proportional to 19,131,576.17, 28,713,946.87 and 10,040,096.88 is: 15,068,847.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,131,576.17 : 28,713,946.87 = 10,040,096.88 : x
  2. Step 2: Convert to fraction form
    19,131,576.17/28,713,946.87 = 10,040,096.88/x
  3. Step 3: Cross multiply
    19,131,576.17x = 28,713,946.87 × 10,040,096.88
  4. Step 4: Simplify right side
    19,131,576.17x = 288,290,808,394,522.94
  5. Step 5: Solve for x
    x = 288,290,808,394,522.94/19,131,576.17
  6. Step 6: Final answer
    x = 15,068,847.75

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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.