Home / 21,917,776.02-32,871,349.61-9,131,305.56

Finding the Fourth Proportional to 21,917,776.02, 32,871,349.61 and 9,131,305.56

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Solution

The fourth proportional to 21,917,776.02, 32,871,349.61 and 9,131,305.56 is: 13,694,744.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,917,776.02 : 32,871,349.61 = 9,131,305.56 : x
  2. Step 2: Convert to fraction form
    21,917,776.02/32,871,349.61 = 9,131,305.56/x
  3. Step 3: Cross multiply
    21,917,776.02x = 32,871,349.61 × 9,131,305.56
  4. Step 4: Simplify right side
    21,917,776.02x = 300,158,337,458,496.81
  5. Step 5: Solve for x
    x = 300,158,337,458,496.81/21,917,776.02
  6. Step 6: Final answer
    x = 13,694,744.27

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.