Home / 9,770,857.90-14,656,286.85-7,345,912.30

Finding the Fourth Proportional to 9,770,857.90, 14,656,286.85 and 7,345,912.30

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Solution

The fourth proportional to 9,770,857.90, 14,656,286.85 and 7,345,912.30 is: 11,018,868.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,770,857.90 : 14,656,286.85 = 7,345,912.30 : x
  2. Step 2: Convert to fraction form
    9,770,857.90/14,656,286.85 = 7,345,912.30/x
  3. Step 3: Cross multiply
    9,770,857.90x = 14,656,286.85 × 7,345,912.30
  4. Step 4: Simplify right side
    9,770,857.90x = 107,663,797,843,743.25
  5. Step 5: Solve for x
    x = 107,663,797,843,743.25/9,770,857.90
  6. Step 6: Final answer
    x = 11,018,868.45

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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.