Home / 55,039,241.70-75,954,202.14-30,259,850.15

Finding the Fourth Proportional to 55,039,241.70, 75,954,202.14 and 30,259,850.15

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Solution

The fourth proportional to 55,039,241.70, 75,954,202.14 and 30,259,850.15 is: 41,758,619.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,039,241.70 : 75,954,202.14 = 30,259,850.15 : x
  2. Step 2: Convert to fraction form
    55,039,241.70/75,954,202.14 = 30,259,850.15/x
  3. Step 3: Cross multiply
    55,039,241.70x = 75,954,202.14 × 30,259,850.15
  4. Step 4: Simplify right side
    55,039,241.70x = 2,298,362,774,639,438.50
  5. Step 5: Solve for x
    x = 2,298,362,774,639,438.50/55,039,241.70
  6. Step 6: Final answer
    x = 41,758,619.92

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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.