Home / 45,397,903.06-68,096,405.82-20,798,852.13

Finding the Fourth Proportional to 45,397,903.06, 68,096,405.82 and 20,798,852.13

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Solution

The fourth proportional to 45,397,903.06, 68,096,405.82 and 20,798,852.13 is: 31,198,072.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,397,903.06 : 68,096,405.82 = 20,798,852.13 : x
  2. Step 2: Convert to fraction form
    45,397,903.06/68,096,405.82 = 20,798,852.13/x
  3. Step 3: Cross multiply
    45,397,903.06x = 68,096,405.82 × 20,798,852.13
  4. Step 4: Simplify right side
    45,397,903.06x = 1,416,327,075,234,651.25
  5. Step 5: Solve for x
    x = 1,416,327,075,234,651.25/45,397,903.06
  6. Step 6: Final answer
    x = 31,198,072.59

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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.