Home / 21,647,047.44-29,871,864.06-11,857,535.16

Finding the Fourth Proportional to 21,647,047.44, 29,871,864.06 and 11,857,535.16

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Solution

The fourth proportional to 21,647,047.44, 29,871,864.06 and 11,857,535.16 is: 16,362,817.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,647,047.44 : 29,871,864.06 = 11,857,535.16 : x
  2. Step 2: Convert to fraction form
    21,647,047.44/29,871,864.06 = 11,857,535.16/x
  3. Step 3: Cross multiply
    21,647,047.44x = 29,871,864.06 × 11,857,535.16
  4. Step 4: Simplify right side
    21,647,047.44x = 354,206,678,341,724.56
  5. Step 5: Solve for x
    x = 354,206,678,341,724.56/21,647,047.44
  6. Step 6: Final answer
    x = 16,362,817.12

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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.