Finding the Fourth Proportional to 19,422,544.26, 26,802,963.26 and 10,720,715.88
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Solution
The fourth proportional to 19,422,544.26, 26,802,963.26 and 10,720,715.88 is: 14,794,506.32
Step by Step Solution
- Step 1: Write the proportion equation
19,422,544.26 : 26,802,963.26 = 10,720,715.88 : x - Step 2: Convert to fraction form
19,422,544.26/26,802,963.26 = 10,720,715.88/x - Step 3: Cross multiply
19,422,544.26x = 26,802,963.26 × 10,720,715.88 - Step 4: Simplify right side
19,422,544.26x = 287,346,953,852,538.62 - Step 5: Solve for x
x = 287,346,953,852,538.62/19,422,544.26 - Step 6: Final answer
x = 14,794,506.32
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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.