Finding the Fourth Proportional to 10,845,988.92, 16,252,163.54 and 6,285,726.90
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Solution
The fourth proportional to 10,845,988.92, 16,252,163.54 and 6,285,726.90 is: 9,418,842.51
Step by Step Solution
- Step 1: Write the proportion equation
10,845,988.92 : 16,252,163.54 = 6,285,726.90 : x - Step 2: Convert to fraction form
10,845,988.92/16,252,163.54 = 6,285,726.90/x - Step 3: Cross multiply
10,845,988.92x = 16,252,163.54 × 6,285,726.90 - Step 4: Simplify right side
10,845,988.92x = 102,156,661,546,577.22 - Step 5: Solve for x
x = 102,156,661,546,577.22/10,845,988.92 - Step 6: Final answer
x = 9,418,842.51
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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.