Finding the Fourth Proportional to 10,241,515.67, 15,351,542.60 and 4,772,101.21
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Solution
The fourth proportional to 10,241,515.67, 15,351,542.60 and 4,772,101.21 is: 7,153,151.68
Step by Step Solution
- Step 1: Write the proportion equation
10,241,515.67 : 15,351,542.60 = 4,772,101.21 : x - Step 2: Convert to fraction form
10,241,515.67/15,351,542.60 = 4,772,101.21/x - Step 3: Cross multiply
10,241,515.67x = 15,351,542.60 × 4,772,101.21 - Step 4: Simplify right side
10,241,515.67x = 73,259,114,954,587.19 - Step 5: Solve for x
x = 73,259,114,954,587.19/10,241,515.67 - Step 6: Final answer
x = 7,153,151.68
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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.