Finding the Fourth Proportional to 10,227,638.80, 14,117,092.98 and 6,045,198.12
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Solution
The fourth proportional to 10,227,638.80, 14,117,092.98 and 6,045,198.12 is: 8,344,117.90
Step by Step Solution
- Step 1: Write the proportion equation
10,227,638.80 : 14,117,092.98 = 6,045,198.12 : x - Step 2: Convert to fraction form
10,227,638.80/14,117,092.98 = 6,045,198.12/x - Step 3: Cross multiply
10,227,638.80x = 14,117,092.98 × 6,045,198.12 - Step 4: Simplify right side
10,227,638.80x = 85,340,623,942,561.20 - Step 5: Solve for x
x = 85,340,623,942,561.20/10,227,638.80 - Step 6: Final answer
x = 8,344,117.90
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1.5x scale
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.