Finding the Fourth Proportional to 7,975,825.07, 11,006,582.60 and 4,354,153.07
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Solution
The fourth proportional to 7,975,825.07, 11,006,582.60 and 4,354,153.07 is: 6,008,700.66
Step by Step Solution
- Step 1: Write the proportion equation
7,975,825.07 : 11,006,582.60 = 4,354,153.07 : x - Step 2: Convert to fraction form
7,975,825.07/11,006,582.60 = 4,354,153.07/x - Step 3: Cross multiply
7,975,825.07x = 11,006,582.60 × 4,354,153.07 - Step 4: Simplify right side
7,975,825.07x = 47,924,345,341,194.91 - Step 5: Solve for x
x = 47,924,345,341,194.91/7,975,825.07 - Step 6: Final answer
x = 6,008,700.66
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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.