Finding the Fourth Proportional to 17,733,690.45, 26,611,041.78 and 7,497,990.99
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Solution
The fourth proportional to 17,733,690.45, 26,611,041.78 and 7,497,990.99 is: 11,251,428.58
Step by Step Solution
- Step 1: Write the proportion equation
17,733,690.45 : 26,611,041.78 = 7,497,990.99 : x - Step 2: Convert to fraction form
17,733,690.45/26,611,041.78 = 7,497,990.99/x - Step 3: Cross multiply
17,733,690.45x = 26,611,041.78 × 7,497,990.99 - Step 4: Simplify right side
17,733,690.45x = 199,529,351,500,953.56 - Step 5: Solve for x
x = 199,529,351,500,953.56/17,733,690.45 - Step 6: Final answer
x = 11,251,428.58
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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.