Finding the Fourth Proportional to 36,409,033.27, 50,242,449.37 and 19,885,867.99
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Solution
The fourth proportional to 36,409,033.27, 50,242,449.37 and 19,885,867.99 is: 27,441,396.43
Step by Step Solution
- Step 1: Write the proportion equation
36,409,033.27 : 50,242,449.37 = 19,885,867.99 : x - Step 2: Convert to fraction form
36,409,033.27/50,242,449.37 = 19,885,867.99/x - Step 3: Cross multiply
36,409,033.27x = 50,242,449.37 × 19,885,867.99 - Step 4: Simplify right side
36,409,033.27x = 999,114,715,666,078.50 - Step 5: Solve for x
x = 999,114,715,666,078.50/36,409,033.27 - Step 6: Final answer
x = 27,441,396.43
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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.