Finding the Fourth Proportional to 54,136,009.68, 81,202,665.76 and 15,797,855.96
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Solution
The fourth proportional to 54,136,009.68, 81,202,665.76 and 15,797,855.96 is: 23,696,390.35
Step by Step Solution
- Step 1: Write the proportion equation
54,136,009.68 : 81,202,665.76 = 15,797,855.96 : x - Step 2: Convert to fraction form
54,136,009.68/81,202,665.76 = 15,797,855.96/x - Step 3: Cross multiply
54,136,009.68x = 81,202,665.76 × 15,797,855.96 - Step 4: Simplify right side
54,136,009.68x = 1,282,828,017,244,504 - Step 5: Solve for x
x = 1,282,828,017,244,504/54,136,009.68 - Step 6: Final answer
x = 23,696,390.35
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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.