Finding the Fourth Proportional to 34,993,448.52, 48,293,697.93 and 19,315,586.09
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Solution
The fourth proportional to 34,993,448.52, 48,293,697.93 and 19,315,586.09 is: 26,657,020.66
Step by Step Solution
- Step 1: Write the proportion equation
34,993,448.52 : 48,293,697.93 = 19,315,586.09 : x - Step 2: Convert to fraction form
34,993,448.52/48,293,697.93 = 19,315,586.09/x - Step 3: Cross multiply
34,993,448.52x = 48,293,697.93 × 19,315,586.09 - Step 4: Simplify right side
34,993,448.52x = 932,821,080,019,670.75 - Step 5: Solve for x
x = 932,821,080,019,670.75/34,993,448.52 - Step 6: Final answer
x = 26,657,020.66
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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.