Finding the Fourth Proportional to 29,993,233.80, 44,989,850.70 and 28,817,502.60
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Solution
The fourth proportional to 29,993,233.80, 44,989,850.70 and 28,817,502.60 is: 43,226,253.90
Step by Step Solution
- Step 1: Write the proportion equation
29,993,233.80 : 44,989,850.70 = 28,817,502.60 : x - Step 2: Convert to fraction form
29,993,233.80/44,989,850.70 = 28,817,502.60/x - Step 3: Cross multiply
29,993,233.80x = 44,989,850.70 × 28,817,502.60 - Step 4: Simplify right side
29,993,233.80x = 1,296,495,139,520,862 - Step 5: Solve for x
x = 1,296,495,139,520,862/29,993,233.80 - Step 6: Final answer
x = 43,226,253.90
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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.