Finding the Fourth Proportional to 7,495,367.97, 10,343,641.35 and 4,057,608.99
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Solution
The fourth proportional to 7,495,367.97, 10,343,641.35 and 4,057,608.99 is: 5,599,518.57
Step by Step Solution
- Step 1: Write the proportion equation
7,495,367.97 : 10,343,641.35 = 4,057,608.99 : x - Step 2: Convert to fraction form
7,495,367.97/10,343,641.35 = 4,057,608.99/x - Step 3: Cross multiply
7,495,367.97x = 10,343,641.35 × 4,057,608.99 - Step 4: Simplify right side
7,495,367.97x = 41,970,452,131,095.73 - Step 5: Solve for x
x = 41,970,452,131,095.73/7,495,367.97 - Step 6: Final answer
x = 5,599,518.57
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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.