Finding the Fourth Proportional to 17,444,807.40, 26,167,211.10 and 16,660,986.60
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Solution
The fourth proportional to 17,444,807.40, 26,167,211.10 and 16,660,986.60 is: 24,991,479.90
Step by Step Solution
- Step 1: Write the proportion equation
17,444,807.40 : 26,167,211.10 = 16,660,986.60 : x - Step 2: Convert to fraction form
17,444,807.40/26,167,211.10 = 16,660,986.60/x - Step 3: Cross multiply
17,444,807.40x = 26,167,211.10 × 16,660,986.60 - Step 4: Simplify right side
17,444,807.40x = 435,971,553,496,471.25 - Step 5: Solve for x
x = 435,971,553,496,471.25/17,444,807.40 - Step 6: Final answer
x = 24,991,479.90
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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.