Finding the Fourth Proportional to 34,977,578.16, 52,451,129.64 and 18,579,274.08
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Solution
The fourth proportional to 34,977,578.16, 52,451,129.64 and 18,579,274.08 is: 27,860,817.26
Step by Step Solution
- Step 1: Write the proportion equation
34,977,578.16 : 52,451,129.64 = 18,579,274.08 : x - Step 2: Convert to fraction form
34,977,578.16/52,451,129.64 = 18,579,274.08/x - Step 3: Cross multiply
34,977,578.16x = 52,451,129.64 × 18,579,274.08 - Step 4: Simplify right side
34,977,578.16x = 974,503,913,387,171.62 - Step 5: Solve for x
x = 974,503,913,387,171.62/34,977,578.16 - Step 6: Final answer
x = 27,860,817.26
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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.