Finding the Fourth Proportional to 10,293,874.73, 15,440,923.10 and 3,105,471
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Solution
The fourth proportional to 10,293,874.73, 15,440,923.10 and 3,105,471 is: 4,658,239.99
Step by Step Solution
- Step 1: Write the proportion equation
10,293,874.73 : 15,440,923.10 = 3,105,471 : x - Step 2: Convert to fraction form
10,293,874.73/15,440,923.10 = 3,105,471/x - Step 3: Cross multiply
10,293,874.73x = 15,440,923.10 × 3,105,471 - Step 4: Simplify right side
10,293,874.73x = 47,951,338,900,280.10 - Step 5: Solve for x
x = 47,951,338,900,280.10/10,293,874.73 - Step 6: Final answer
x = 4,658,239.99
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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.