Finding the Fourth Proportional to 34,935,903.24, 48,211,737.60 and 20,260,270.68
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Solution
The fourth proportional to 34,935,903.24, 48,211,737.60 and 20,260,270.68 is: 27,959,284.38
Step by Step Solution
- Step 1: Write the proportion equation
34,935,903.24 : 48,211,737.60 = 20,260,270.68 : x - Step 2: Convert to fraction form
34,935,903.24/48,211,737.60 = 20,260,270.68/x - Step 3: Cross multiply
34,935,903.24x = 48,211,737.60 × 20,260,270.68 - Step 4: Simplify right side
34,935,903.24x = 976,782,853,729,133.62 - Step 5: Solve for x
x = 976,782,853,729,133.62/34,935,903.24 - Step 6: Final answer
x = 27,959,284.38
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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.