Finding the Fourth Proportional to 16,416,032.10, 24,624,048.15 and 15,534,233.70
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Solution
The fourth proportional to 16,416,032.10, 24,624,048.15 and 15,534,233.70 is: 23,301,350.55
Step by Step Solution
- Step 1: Write the proportion equation
16,416,032.10 : 24,624,048.15 = 15,534,233.70 : x - Step 2: Convert to fraction form
16,416,032.10/24,624,048.15 = 15,534,233.70/x - Step 3: Cross multiply
16,416,032.10x = 24,624,048.15 × 15,534,233.70 - Step 4: Simplify right side
16,416,032.10x = 382,515,718,602,152.62 - Step 5: Solve for x
x = 382,515,718,602,152.62/16,416,032.10 - Step 6: Final answer
x = 23,301,350.55
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1.5x scale
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.