Finding the Fourth Proportional to 10,823,736.63, 14,931,093.60 and 6,692,447.19
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Solution
The fourth proportional to 10,823,736.63, 14,931,093.60 and 6,692,447.19 is: 9,232,075.65
Step by Step Solution
- Step 1: Write the proportion equation
10,823,736.63 : 14,931,093.60 = 6,692,447.19 : x - Step 2: Convert to fraction form
10,823,736.63/14,931,093.60 = 6,692,447.19/x - Step 3: Cross multiply
10,823,736.63x = 14,931,093.60 × 6,692,447.19 - Step 4: Simplify right side
10,823,736.63x = 99,925,555,406,946.98 - Step 5: Solve for x
x = 99,925,555,406,946.98/10,823,736.63 - Step 6: Final answer
x = 9,232,075.65
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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.