Finding the Fourth Proportional to 14,121,161.60, 21,184,911.12 and 4,537,086.08
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Solution
The fourth proportional to 14,121,161.60, 21,184,911.12 and 4,537,086.08 is: 6,806,647.22
Step by Step Solution
- Step 1: Write the proportion equation
14,121,161.60 : 21,184,911.12 = 4,537,086.08 : x - Step 2: Convert to fraction form
14,121,161.60/21,184,911.12 = 4,537,086.08/x - Step 3: Cross multiply
14,121,161.60x = 21,184,911.12 × 4,537,086.08 - Step 4: Simplify right side
14,121,161.60x = 96,117,765,348,589.22 - Step 5: Solve for x
x = 96,117,765,348,589.22/14,121,161.60 - Step 6: Final answer
x = 6,806,647.22
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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.