Finding the Fourth Proportional to 54,177,770.97, 81,266,433.30 and 19,626,082.11
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Solution
The fourth proportional to 54,177,770.97, 81,266,433.30 and 19,626,082.11 is: 29,439,042.33
Step by Step Solution
- Step 1: Write the proportion equation
54,177,770.97 : 81,266,433.30 = 19,626,082.11 : x - Step 2: Convert to fraction form
54,177,770.97/81,266,433.30 = 19,626,082.11/x - Step 3: Cross multiply
54,177,770.97x = 81,266,433.30 × 19,626,082.11 - Step 4: Simplify right side
54,177,770.97x = 1,594,941,692,732,638.25 - Step 5: Solve for x
x = 1,594,941,692,732,638.25/54,177,770.97 - Step 6: Final answer
x = 29,439,042.33
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.