Finding the Fourth Proportional to 29,067,908.47, 40,113,695.41 and 16,015,167.26
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Solution
The fourth proportional to 29,067,908.47, 40,113,695.41 and 16,015,167.26 is: 22,100,920.75
Step by Step Solution
- Step 1: Write the proportion equation
29,067,908.47 : 40,113,695.41 = 16,015,167.26 : x - Step 2: Convert to fraction form
29,067,908.47/40,113,695.41 = 16,015,167.26/x - Step 3: Cross multiply
29,067,908.47x = 40,113,695.41 × 16,015,167.26 - Step 4: Simplify right side
29,067,908.47x = 642,427,541,407,844.25 - Step 5: Solve for x
x = 642,427,541,407,844.25/29,067,908.47 - Step 6: Final answer
x = 22,100,920.75
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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.