Finding the Fourth Proportional to 16,395,517.19, 22,627,808.58 and 9,519,999.05
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Solution
The fourth proportional to 16,395,517.19, 22,627,808.58 and 9,519,999.05 is: 13,138,756.99
Step by Step Solution
- Step 1: Write the proportion equation
16,395,517.19 : 22,627,808.58 = 9,519,999.05 : x - Step 2: Convert to fraction form
16,395,517.19/22,627,808.58 = 9,519,999.05/x - Step 3: Cross multiply
16,395,517.19x = 22,627,808.58 × 9,519,999.05 - Step 4: Simplify right side
16,395,517.19x = 215,416,716,072,042.78 - Step 5: Solve for x
x = 215,416,716,072,042.78/16,395,517.19 - Step 6: Final answer
x = 13,138,756.99
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.