Home / 45,928,617.63-68,869,006.73-21,661,028.36

Finding the Fourth Proportional to 45,928,617.63, 68,869,006.73 and 21,661,028.36

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Solution

The fourth proportional to 45,928,617.63, 68,869,006.73 and 21,661,028.36 is: 32,480,261.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,928,617.63 : 68,869,006.73 = 21,661,028.36 : x
  2. Step 2: Convert to fraction form
    45,928,617.63/68,869,006.73 = 21,661,028.36/x
  3. Step 3: Cross multiply
    45,928,617.63x = 68,869,006.73 × 21,661,028.36
  4. Step 4: Simplify right side
    45,928,617.63x = 1,491,773,507,903,561
  5. Step 5: Solve for x
    x = 1,491,773,507,903,561/45,928,617.63
  6. Step 6: Final answer
    x = 32,480,261.43

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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.