Finding the Fourth Proportional to 29,697,229.59, 40,987,922.07 and 19,366,016.55
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Solution
The fourth proportional to 29,697,229.59, 40,987,922.07 and 19,366,016.55 is: 26,728,849.39
Step by Step Solution
- Step 1: Write the proportion equation
29,697,229.59 : 40,987,922.07 = 19,366,016.55 : x - Step 2: Convert to fraction form
29,697,229.59/40,987,922.07 = 19,366,016.55/x - Step 3: Cross multiply
29,697,229.59x = 40,987,922.07 × 19,366,016.55 - Step 4: Simplify right side
29,697,229.59x = 793,772,777,157,730.25 - Step 5: Solve for x
x = 793,772,777,157,730.25/29,697,229.59 - Step 6: Final answer
x = 26,728,849.39
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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.