Finding the Fourth Proportional to 10,790,649.24, 14,901,040.11 and 6,929,896.23
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Solution
The fourth proportional to 10,790,649.24, 14,901,040.11 and 6,929,896.23 is: 9,569,643.07
Step by Step Solution
- Step 1: Write the proportion equation
10,790,649.24 : 14,901,040.11 = 6,929,896.23 : x - Step 2: Convert to fraction form
10,790,649.24/14,901,040.11 = 6,929,896.23/x - Step 3: Cross multiply
10,790,649.24x = 14,901,040.11 × 6,929,896.23 - Step 4: Simplify right side
10,790,649.24x = 103,262,661,681,367.78 - Step 5: Solve for x
x = 103,262,661,681,367.78/10,790,649.24 - Step 6: Final answer
x = 9,569,643.07
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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.