Home / 55,039,235.45-75,954,193.51-30,259,843.90

Finding the Fourth Proportional to 55,039,235.45, 75,954,193.51 and 30,259,843.90

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Solution

The fourth proportional to 55,039,235.45, 75,954,193.51 and 30,259,843.90 is: 41,758,611.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,039,235.45 : 75,954,193.51 = 30,259,843.90 : x
  2. Step 2: Convert to fraction form
    55,039,235.45/75,954,193.51 = 30,259,843.90/x
  3. Step 3: Cross multiply
    55,039,235.45x = 75,954,193.51 × 30,259,843.90
  4. Step 4: Simplify right side
    55,039,235.45x = 2,298,362,038,707,572.50
  5. Step 5: Solve for x
    x = 2,298,362,038,707,572.50/55,039,235.45
  6. Step 6: Final answer
    x = 41,758,611.29

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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.