Finding the Fourth Proportional to 51,645,477.30, 71,268,459.66 and 29,603,174.46
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Solution
The fourth proportional to 51,645,477.30, 71,268,459.66 and 29,603,174.46 is: 40,851,062.96
Step by Step Solution
- Step 1: Write the proportion equation
51,645,477.30 : 71,268,459.66 = 29,603,174.46 : x - Step 2: Convert to fraction form
51,645,477.30/71,268,459.66 = 29,603,174.46/x - Step 3: Cross multiply
51,645,477.30x = 71,268,459.66 × 29,603,174.46 - Step 4: Simplify right side
51,645,477.30x = 2,109,772,644,810,452.25 - Step 5: Solve for x
x = 2,109,772,644,810,452.25/51,645,477.30 - Step 6: Final answer
x = 40,851,062.96
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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.