Home / 52,504,486.45-78,733,110.08-20,145,634.45

Finding the Fourth Proportional to 52,504,486.45, 78,733,110.08 and 20,145,634.45

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Solution

The fourth proportional to 52,504,486.45, 78,733,110.08 and 20,145,634.45 is: 30,209,388.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,504,486.45 : 78,733,110.08 = 20,145,634.45 : x
  2. Step 2: Convert to fraction form
    52,504,486.45/78,733,110.08 = 20,145,634.45/x
  3. Step 3: Cross multiply
    52,504,486.45x = 78,733,110.08 × 20,145,634.45
  4. Step 4: Simplify right side
    52,504,486.45x = 1,586,128,454,682,562
  5. Step 5: Solve for x
    x = 1,586,128,454,682,562/52,504,486.45
  6. Step 6: Final answer
    x = 30,209,388.99

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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.