Finding the Fourth Proportional to 16,626,328.60, 24,939,492.90 and 16,128,664.60
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Solution
The fourth proportional to 16,626,328.60, 24,939,492.90 and 16,128,664.60 is: 24,192,996.90
Step by Step Solution
- Step 1: Write the proportion equation
16,626,328.60 : 24,939,492.90 = 16,128,664.60 : x - Step 2: Convert to fraction form
16,626,328.60/24,939,492.90 = 16,128,664.60/x - Step 3: Cross multiply
16,626,328.60x = 24,939,492.90 × 16,128,664.60 - Step 4: Simplify right side
16,626,328.60x = 402,240,716,278,181.31 - Step 5: Solve for x
x = 402,240,716,278,181.31/16,626,328.60 - Step 6: Final answer
x = 24,192,996.90
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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.