Finding the Fourth Proportional to 10,791,043.91, 16,198,088.66 and 4,646,068.82
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Solution
The fourth proportional to 10,791,043.91, 16,198,088.66 and 4,646,068.82 is: 6,974,064.35
Step by Step Solution
- Step 1: Write the proportion equation
10,791,043.91 : 16,198,088.66 = 4,646,068.82 : x - Step 2: Convert to fraction form
10,791,043.91/16,198,088.66 = 4,646,068.82/x - Step 3: Cross multiply
10,791,043.91x = 16,198,088.66 × 4,646,068.82 - Step 4: Simplify right side
10,791,043.91x = 75,257,434,666,821.59 - Step 5: Solve for x
x = 75,257,434,666,821.59/10,791,043.91 - Step 6: Final answer
x = 6,974,064.35
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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.