Finding the Fourth Proportional to 35,430,732.70, 53,146,099.74 and 8,504,388.70
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Solution
The fourth proportional to 35,430,732.70, 53,146,099.74 and 8,504,388.70 is: 12,756,583.22
Step by Step Solution
- Step 1: Write the proportion equation
35,430,732.70 : 53,146,099.74 = 8,504,388.70 : x - Step 2: Convert to fraction form
35,430,732.70/53,146,099.74 = 8,504,388.70/x - Step 3: Cross multiply
35,430,732.70x = 53,146,099.74 × 8,504,388.70 - Step 4: Simplify right side
35,430,732.70x = 451,975,090,228,056.25 - Step 5: Solve for x
x = 451,975,090,228,056.25/35,430,732.70 - Step 6: Final answer
x = 12,756,583.22
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.