Finding the Fourth Proportional to 14,371,766.26, 19,833,506.85 and 7,845,743.68
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Solution
The fourth proportional to 14,371,766.26, 19,833,506.85 and 7,845,743.68 is: 10,827,382.54
Step by Step Solution
- Step 1: Write the proportion equation
14,371,766.26 : 19,833,506.85 = 7,845,743.68 : x - Step 2: Convert to fraction form
14,371,766.26/19,833,506.85 = 7,845,743.68/x - Step 3: Cross multiply
14,371,766.26x = 19,833,506.85 × 7,845,743.68 - Step 4: Simplify right side
14,371,766.26x = 155,608,611,020,624.22 - Step 5: Solve for x
x = 155,608,611,020,624.22/14,371,766.26 - Step 6: Final answer
x = 10,827,382.54
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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.