Home / 21,463,896.94-29,617,489.37-14,509,705.45

Finding the Fourth Proportional to 21,463,896.94, 29,617,489.37 and 14,509,705.45

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Solution

The fourth proportional to 21,463,896.94, 29,617,489.37 and 14,509,705.45 is: 20,021,576.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,463,896.94 : 29,617,489.37 = 14,509,705.45 : x
  2. Step 2: Convert to fraction form
    21,463,896.94/29,617,489.37 = 14,509,705.45/x
  3. Step 3: Cross multiply
    21,463,896.94x = 29,617,489.37 × 14,509,705.45
  4. Step 4: Simplify right side
    21,463,896.94x = 429,741,046,889,436.56
  5. Step 5: Solve for x
    x = 429,741,046,889,436.56/21,463,896.94
  6. Step 6: Final answer
    x = 20,021,576.14

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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.