Finding the Fourth Proportional to 17,924,217.21, 26,886,284.81 and 7,682,436.07
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Solution
The fourth proportional to 17,924,217.21, 26,886,284.81 and 7,682,436.07 is: 11,523,636.52
Step by Step Solution
- Step 1: Write the proportion equation
17,924,217.21 : 26,886,284.81 = 7,682,436.07 : x - Step 2: Convert to fraction form
17,924,217.21/26,886,284.81 = 7,682,436.07/x - Step 3: Cross multiply
17,924,217.21x = 26,886,284.81 × 7,682,436.07 - Step 4: Simplify right side
17,924,217.21x = 206,552,164,107,009.19 - Step 5: Solve for x
x = 206,552,164,107,009.19/17,924,217.21 - Step 6: Final answer
x = 11,523,636.52
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1.5x scale
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.