Finding the Fourth Proportional to 6,341,574.62, 9,515,472.33 and 2,976,055.26
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Solution
The fourth proportional to 6,341,574.62, 9,515,472.33 and 2,976,055.26 is: 4,465,542.58
Step by Step Solution
- Step 1: Write the proportion equation
6,341,574.62 : 9,515,472.33 = 2,976,055.26 : x - Step 2: Convert to fraction form
6,341,574.62/9,515,472.33 = 2,976,055.26/x - Step 3: Cross multiply
6,341,574.62x = 9,515,472.33 × 2,976,055.26 - Step 4: Simplify right side
6,341,574.62x = 28,318,571,479,080.95 - Step 5: Solve for x
x = 28,318,571,479,080.95/6,341,574.62 - Step 6: Final answer
x = 4,465,542.58
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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.