Finding the Fourth Proportional to 12,642,925.18, 17,447,236.72 and 6,841,706.92
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Solution
The fourth proportional to 12,642,925.18, 17,447,236.72 and 6,841,706.92 is: 9,441,555.53
Step by Step Solution
- Step 1: Write the proportion equation
12,642,925.18 : 17,447,236.72 = 6,841,706.92 : x - Step 2: Convert to fraction form
12,642,925.18/17,447,236.72 = 6,841,706.92/x - Step 3: Cross multiply
12,642,925.18x = 17,447,236.72 × 6,841,706.92 - Step 4: Simplify right side
12,642,925.18x = 119,368,880,202,102.09 - Step 5: Solve for x
x = 119,368,880,202,102.09/12,642,925.18 - Step 6: Final answer
x = 9,441,555.53
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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.