Home / 22,139,457.54-33,218,777.21-11,892,361.53

Finding the Fourth Proportional to 22,139,457.54, 33,218,777.21 and 11,892,361.53

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Solution

The fourth proportional to 22,139,457.54, 33,218,777.21 and 11,892,361.53 is: 17,843,694.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,139,457.54 : 33,218,777.21 = 11,892,361.53 : x
  2. Step 2: Convert to fraction form
    22,139,457.54/33,218,777.21 = 11,892,361.53/x
  3. Step 3: Cross multiply
    22,139,457.54x = 33,218,777.21 × 11,892,361.53
  4. Step 4: Simplify right side
    22,139,457.54x = 395,049,708,111,004.12
  5. Step 5: Solve for x
    x = 395,049,708,111,004.12/22,139,457.54
  6. Step 6: Final answer
    x = 17,843,694.11

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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.