Finding the Fourth Proportional to 10,523,156.10, 14,535,897.84 and 8,465,920.26
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Solution
The fourth proportional to 10,523,156.10, 14,535,897.84 and 8,465,920.26 is: 11,694,186.69
Step by Step Solution
- Step 1: Write the proportion equation
10,523,156.10 : 14,535,897.84 = 8,465,920.26 : x - Step 2: Convert to fraction form
10,523,156.10/14,535,897.84 = 8,465,920.26/x - Step 3: Cross multiply
10,523,156.10x = 14,535,897.84 × 8,465,920.26 - Step 4: Simplify right side
10,523,156.10x = 123,059,752,020,946.23 - Step 5: Solve for x
x = 123,059,752,020,946.23/10,523,156.10 - Step 6: Final answer
x = 11,694,186.69
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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.