Home / 7,171,341-9,896,450.78-3,952,077

Finding the Fourth Proportional to 7,171,341, 9,896,450.78 and 3,952,077

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Solution

The fourth proportional to 7,171,341, 9,896,450.78 and 3,952,077 is: 5,453,866.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,171,341 : 9,896,450.78 = 3,952,077 : x
  2. Step 2: Convert to fraction form
    7,171,341/9,896,450.78 = 3,952,077/x
  3. Step 3: Cross multiply
    7,171,341x = 9,896,450.78 × 3,952,077
  4. Step 4: Simplify right side
    7,171,341x = 39,111,535,509,270.05
  5. Step 5: Solve for x
    x = 39,111,535,509,270.05/7,171,341
  6. Step 6: Final answer
    x = 5,453,866.37

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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.