Finding the Fourth Proportional to 26,339,297.67, 39,522,569.31 and 19,112,340.69
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Solution
The fourth proportional to 26,339,297.67, 39,522,569.31 and 19,112,340.69 is: 28,678,396.02
Step by Step Solution
- Step 1: Write the proportion equation
26,339,297.67 : 39,522,569.31 = 19,112,340.69 : x - Step 2: Convert to fraction form
26,339,297.67/39,522,569.31 = 19,112,340.69/x - Step 3: Cross multiply
26,339,297.67x = 39,522,569.31 × 19,112,340.69 - Step 4: Simplify right side
26,339,297.67x = 755,368,809,596,858.38 - Step 5: Solve for x
x = 755,368,809,596,858.38/26,339,297.67 - Step 6: Final answer
x = 28,678,396.02
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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.