Finding the Fourth Proportional to 17,718,207.60, 24,822,286.80 and 17,718,207.60
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Solution
The fourth proportional to 17,718,207.60, 24,822,286.80 and 17,718,207.60 is: 24,822,286.80
Step by Step Solution
- Step 1: Write the proportion equation
17,718,207.60 : 24,822,286.80 = 17,718,207.60 : x - Step 2: Convert to fraction form
17,718,207.60/24,822,286.80 = 17,718,207.60/x - Step 3: Cross multiply
17,718,207.60x = 24,822,286.80 × 17,718,207.60 - Step 4: Simplify right side
17,718,207.60x = 439,806,430,629,139.75 - Step 5: Solve for x
x = 439,806,430,629,139.75/17,718,207.60 - Step 6: Final answer
x = 24,822,286.80
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.