Finding the Fourth Proportional to 45,747,106.80, 68,673,804.30 and 27,571,824.60
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Solution
The fourth proportional to 45,747,106.80, 68,673,804.30 and 27,571,824.60 is: 41,389,766.90
Step by Step Solution
- Step 1: Write the proportion equation
45,747,106.80 : 68,673,804.30 = 27,571,824.60 : x - Step 2: Convert to fraction form
45,747,106.80/68,673,804.30 = 27,571,824.60/x - Step 3: Cross multiply
45,747,106.80x = 68,673,804.30 × 27,571,824.60 - Step 4: Simplify right side
45,747,106.80x = 1,893,462,086,774,325.75 - Step 5: Solve for x
x = 1,893,462,086,774,325.75/45,747,106.80 - Step 6: Final answer
x = 41,389,766.90
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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.