Finding the Fourth Proportional to 7,034,124.26, 10,545,674.36 and 2,777,478.68
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Solution
The fourth proportional to 7,034,124.26, 10,545,674.36 and 2,777,478.68 is: 4,164,041.55
Step by Step Solution
- Step 1: Write the proportion equation
7,034,124.26 : 10,545,674.36 = 2,777,478.68 : x - Step 2: Convert to fraction form
7,034,124.26/10,545,674.36 = 2,777,478.68/x - Step 3: Cross multiply
7,034,124.26x = 10,545,674.36 × 2,777,478.68 - Step 4: Simplify right side
7,034,124.26x = 29,290,385,687,235.25 - Step 5: Solve for x
x = 29,290,385,687,235.25/7,034,124.26 - Step 6: Final answer
x = 4,164,041.55
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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.