Finding the Fourth Proportional to 7,660,504.36, 10,571,424.42 and 4,175,842.60
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Solution
The fourth proportional to 7,660,504.36, 10,571,424.42 and 4,175,842.60 is: 5,762,623.76
Step by Step Solution
- Step 1: Write the proportion equation
7,660,504.36 : 10,571,424.42 = 4,175,842.60 : x - Step 2: Convert to fraction form
7,660,504.36/10,571,424.42 = 4,175,842.60/x - Step 3: Cross multiply
7,660,504.36x = 10,571,424.42 × 4,175,842.60 - Step 4: Simplify right side
7,660,504.36x = 44,144,604,435,716.29 - Step 5: Solve for x
x = 44,144,604,435,716.29/7,660,504.36 - Step 6: Final answer
x = 5,762,623.76
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.