Finding the Fourth Proportional to 29,664,949.80, 44,461,995.30 and 12,393,117.30
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Solution
The fourth proportional to 29,664,949.80, 44,461,995.30 and 12,393,117.30 is: 18,574,874.62
Step by Step Solution
- Step 1: Write the proportion equation
29,664,949.80 : 44,461,995.30 = 12,393,117.30 : x - Step 2: Convert to fraction form
29,664,949.80/44,461,995.30 = 12,393,117.30/x - Step 3: Cross multiply
29,664,949.80x = 44,461,995.30 × 12,393,117.30 - Step 4: Simplify right side
29,664,949.80x = 551,022,723,144,948.69 - Step 5: Solve for x
x = 551,022,723,144,948.69/29,664,949.80 - Step 6: Final answer
x = 18,574,874.62
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.