Finding the Fourth Proportional to 7,034,121.90, 10,545,670.76 and 2,777,476.32
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Solution
The fourth proportional to 7,034,121.90, 10,545,670.76 and 2,777,476.32 is: 4,164,037.99
Step by Step Solution
- Step 1: Write the proportion equation
7,034,121.90 : 10,545,670.76 = 2,777,476.32 : x - Step 2: Convert to fraction form
7,034,121.90/10,545,670.76 = 2,777,476.32/x - Step 3: Cross multiply
7,034,121.90x = 10,545,670.76 × 2,777,476.32 - Step 4: Simplify right side
7,034,121.90x = 29,290,350,800,529.02 - Step 5: Solve for x
x = 29,290,350,800,529.02/7,034,121.90 - Step 6: Final answer
x = 4,164,037.99
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.