Finding the Fourth Proportional to 54,118,629.36, 81,169,302.69 and 15,771,173.58
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Solution
The fourth proportional to 54,118,629.36, 81,169,302.69 and 15,771,173.58 is: 23,654,242.12
Step by Step Solution
- Step 1: Write the proportion equation
54,118,629.36 : 81,169,302.69 = 15,771,173.58 : x - Step 2: Convert to fraction form
54,118,629.36/81,169,302.69 = 15,771,173.58/x - Step 3: Cross multiply
54,118,629.36x = 81,169,302.69 × 15,771,173.58 - Step 4: Simplify right side
54,118,629.36x = 1,280,135,162,091,551 - Step 5: Solve for x
x = 1,280,135,162,091,551/54,118,629.36 - Step 6: Final answer
x = 23,654,242.12
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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.