Home / 12,937,607-19,428,375.06-8,647,227.87

Finding the Fourth Proportional to 12,937,607, 19,428,375.06 and 8,647,227.87

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Solution

The fourth proportional to 12,937,607, 19,428,375.06 and 8,647,227.87 is: 12,985,522.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,937,607 : 19,428,375.06 = 8,647,227.87 : x
  2. Step 2: Convert to fraction form
    12,937,607/19,428,375.06 = 8,647,227.87/x
  3. Step 3: Cross multiply
    12,937,607x = 19,428,375.06 × 8,647,227.87
  4. Step 4: Simplify right side
    12,937,607x = 168,001,586,147,266.91
  5. Step 5: Solve for x
    x = 168,001,586,147,266.91/12,937,607
  6. Step 6: Final answer
    x = 12,985,522.45

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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.