Finding the Fourth Proportional to 64,726,654.70, 97,089,982.05 and 16,857,598.70
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Solution
The fourth proportional to 64,726,654.70, 97,089,982.05 and 16,857,598.70 is: 25,286,398.05
Step by Step Solution
- Step 1: Write the proportion equation
64,726,654.70 : 97,089,982.05 = 16,857,598.70 : x - Step 2: Convert to fraction form
64,726,654.70/97,089,982.05 = 16,857,598.70/x - Step 3: Cross multiply
64,726,654.70x = 97,089,982.05 × 16,857,598.70 - Step 4: Simplify right side
64,726,654.70x = 1,636,703,955,189,103.25 - Step 5: Solve for x
x = 1,636,703,955,189,103.25/64,726,654.70 - Step 6: Final answer
x = 25,286,398.05
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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.