Finding the Fourth Proportional to 16,161,709.60, 24,242,564.40 and 4,194,445.60
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Solution
The fourth proportional to 16,161,709.60, 24,242,564.40 and 4,194,445.60 is: 6,291,668.40
Step by Step Solution
- Step 1: Write the proportion equation
16,161,709.60 : 24,242,564.40 = 4,194,445.60 : x - Step 2: Convert to fraction form
16,161,709.60/24,242,564.40 = 4,194,445.60/x - Step 3: Cross multiply
16,161,709.60x = 24,242,564.40 × 4,194,445.60 - Step 4: Simplify right side
16,161,709.60x = 101,684,117,580,296.62 - Step 5: Solve for x
x = 101,684,117,580,296.62/16,161,709.60 - Step 6: Final answer
x = 6,291,668.40
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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.