Finding the Fourth Proportional to 5,065,271.15, 6,990,151.16 and 2,773,645.07
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Solution
The fourth proportional to 5,065,271.15, 6,990,151.16 and 2,773,645.07 is: 3,827,672.34
Step by Step Solution
- Step 1: Write the proportion equation
5,065,271.15 : 6,990,151.16 = 2,773,645.07 : x - Step 2: Convert to fraction form
5,065,271.15/6,990,151.16 = 2,773,645.07/x - Step 3: Cross multiply
5,065,271.15x = 6,990,151.16 × 2,773,645.07 - Step 4: Simplify right side
5,065,271.15x = 19,388,198,275,472.14 - Step 5: Solve for x
x = 19,388,198,275,472.14/5,065,271.15 - Step 6: Final answer
x = 3,827,672.34
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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.