Home / 28,507,631.26-39,340,839.42-16,747,395.34

Finding the Fourth Proportional to 28,507,631.26, 39,340,839.42 and 16,747,395.34

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Solution

The fourth proportional to 28,507,631.26, 39,340,839.42 and 16,747,395.34 is: 23,111,586.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,507,631.26 : 39,340,839.42 = 16,747,395.34 : x
  2. Step 2: Convert to fraction form
    28,507,631.26/39,340,839.42 = 16,747,395.34/x
  3. Step 3: Cross multiply
    28,507,631.26x = 39,340,839.42 × 16,747,395.34
  4. Step 4: Simplify right side
    28,507,631.26x = 658,856,590,774,196.38
  5. Step 5: Solve for x
    x = 658,856,590,774,196.38/28,507,631.26
  6. Step 6: Final answer
    x = 23,111,586.68

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.