Finding the Fourth Proportional to 7,647,768.98, 11,471,602.43 and 3,098,750.66
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Solution
The fourth proportional to 7,647,768.98, 11,471,602.43 and 3,098,750.66 is: 4,648,105.31
Step by Step Solution
- Step 1: Write the proportion equation
7,647,768.98 : 11,471,602.43 = 3,098,750.66 : x - Step 2: Convert to fraction form
7,647,768.98/11,471,602.43 = 3,098,750.66/x - Step 3: Cross multiply
7,647,768.98x = 11,471,602.43 × 3,098,750.66 - Step 4: Simplify right side
7,647,768.98x = 35,547,635,601,220.10 - Step 5: Solve for x
x = 35,547,635,601,220.10/7,647,768.98 - Step 6: Final answer
x = 4,648,105.31
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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.