Finding the Fourth Proportional to 7,975,832.96, 11,006,593.48 and 4,354,160.96
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Solution
The fourth proportional to 7,975,832.96, 11,006,593.48 and 4,354,160.96 is: 6,008,711.55
Step by Step Solution
- Step 1: Write the proportion equation
7,975,832.96 : 11,006,593.48 = 4,354,160.96 : x - Step 2: Convert to fraction form
7,975,832.96/11,006,593.48 = 4,354,160.96/x - Step 3: Cross multiply
7,975,832.96x = 11,006,593.48 × 4,354,160.96 - Step 4: Simplify right side
7,975,832.96x = 47,924,479,633,206.54 - Step 5: Solve for x
x = 47,924,479,633,206.54/7,975,832.96 - Step 6: Final answer
x = 6,008,711.55
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.