Finding the Fourth Proportional to 22,946,114.67, 31,664,436.26 and 12,630,822.99
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Solution
The fourth proportional to 22,946,114.67, 31,664,436.26 and 12,630,822.99 is: 17,429,874.09
Step by Step Solution
- Step 1: Write the proportion equation
22,946,114.67 : 31,664,436.26 = 12,630,822.99 : x - Step 2: Convert to fraction form
22,946,114.67/31,664,436.26 = 12,630,822.99/x - Step 3: Cross multiply
22,946,114.67x = 31,664,436.26 × 12,630,822.99 - Step 4: Simplify right side
22,946,114.67x = 399,947,889,478,197.62 - Step 5: Solve for x
x = 399,947,889,478,197.62/22,946,114.67 - Step 6: Final answer
x = 17,429,874.09
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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.