Finding the Fourth Proportional to 11,805,216.09, 16,292,360.43 and 6,910,141.47
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Solution
The fourth proportional to 11,805,216.09, 16,292,360.43 and 6,910,141.47 is: 9,536,675.53
Step by Step Solution
- Step 1: Write the proportion equation
11,805,216.09 : 16,292,360.43 = 6,910,141.47 : x - Step 2: Convert to fraction form
11,805,216.09/16,292,360.43 = 6,910,141.47/x - Step 3: Cross multiply
11,805,216.09x = 16,292,360.43 × 6,910,141.47 - Step 4: Simplify right side
11,805,216.09x = 112,582,515,451,530.03 - Step 5: Solve for x
x = 112,582,515,451,530.03/11,805,216.09 - Step 6: Final answer
x = 9,536,675.53
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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.