Home / 13,617,912.06-18,792,606.06-7,422,846.12

Finding the Fourth Proportional to 13,617,912.06, 18,792,606.06 and 7,422,846.12

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Solution

The fourth proportional to 13,617,912.06, 18,792,606.06 and 7,422,846.12 is: 10,243,466.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,617,912.06 : 18,792,606.06 = 7,422,846.12 : x
  2. Step 2: Convert to fraction form
    13,617,912.06/18,792,606.06 = 7,422,846.12/x
  3. Step 3: Cross multiply
    13,617,912.06x = 18,792,606.06 × 7,422,846.12
  4. Step 4: Simplify right side
    13,617,912.06x = 139,494,622,977,159.48
  5. Step 5: Solve for x
    x = 139,494,622,977,159.48/13,617,912.06
  6. Step 6: Final answer
    x = 10,243,466.28

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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.