Finding the Fourth Proportional to 12,497,245.05, 17,247,497.00 and 7,199,122.71
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Solution
The fourth proportional to 12,497,245.05, 17,247,497.00 and 7,199,122.71 is: 9,935,537.54
Step by Step Solution
- Step 1: Write the proportion equation
12,497,245.05 : 17,247,497.00 = 7,199,122.71 : x - Step 2: Convert to fraction form
12,497,245.05/17,247,497.00 = 7,199,122.71/x - Step 3: Cross multiply
12,497,245.05x = 17,247,497.00 × 7,199,122.71 - Step 4: Simplify right side
12,497,245.05x = 124,166,847,307,361.27 - Step 5: Solve for x
x = 124,166,847,307,361.27/12,497,245.05 - Step 6: Final answer
x = 9,935,537.54
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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.