Finding the Fourth Proportional to 7,975,822.07, 11,006,578.46 and 4,354,150.07
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Solution
The fourth proportional to 7,975,822.07, 11,006,578.46 and 4,354,150.07 is: 6,008,696.52
Step by Step Solution
- Step 1: Write the proportion equation
7,975,822.07 : 11,006,578.46 = 4,354,150.07 : x - Step 2: Convert to fraction form
7,975,822.07/11,006,578.46 = 4,354,150.07/x - Step 3: Cross multiply
7,975,822.07x = 11,006,578.46 × 4,354,150.07 - Step 4: Simplify right side
7,975,822.07x = 47,924,294,295,265.85 - Step 5: Solve for x
x = 47,924,294,295,265.85/7,975,822.07 - Step 6: Final answer
x = 6,008,696.52
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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.