Finding the Fourth Proportional to 39,601,318.23, 54,647,068.97 and 21,961,130.74
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Solution
The fourth proportional to 39,601,318.23, 54,647,068.97 and 21,961,130.74 is: 30,304,835.29
Step by Step Solution
- Step 1: Write the proportion equation
39,601,318.23 : 54,647,068.97 = 21,961,130.74 : x - Step 2: Convert to fraction form
39,601,318.23/54,647,068.97 = 21,961,130.74/x - Step 3: Cross multiply
39,601,318.23x = 54,647,068.97 × 21,961,130.74 - Step 4: Simplify right side
39,601,318.23x = 1,200,111,426,126,252.25 - Step 5: Solve for x
x = 1,200,111,426,126,252.25/39,601,318.23 - Step 6: Final answer
x = 30,304,835.29
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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.