Finding the Fourth Proportional to 29,115,433.26, 43,669,355.04 and 8,644,741.20
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Solution
The fourth proportional to 29,115,433.26, 43,669,355.04 and 8,644,741.20 is: 12,965,985.06
Step by Step Solution
- Step 1: Write the proportion equation
29,115,433.26 : 43,669,355.04 = 8,644,741.20 : x - Step 2: Convert to fraction form
29,115,433.26/43,669,355.04 = 8,644,741.20/x - Step 3: Cross multiply
29,115,433.26x = 43,669,355.04 × 8,644,741.20 - Step 4: Simplify right side
29,115,433.26x = 377,510,272,691,715.62 - Step 5: Solve for x
x = 377,510,272,691,715.62/29,115,433.26 - Step 6: Final answer
x = 12,965,985.06
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.