Finding the Fourth Proportional to 35,263,064.36, 48,660,358.20 and 19,790,160.68
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Solution
The fourth proportional to 35,263,064.36, 48,660,358.20 and 19,790,160.68 is: 27,308,922.95
Step by Step Solution
- Step 1: Write the proportion equation
35,263,064.36 : 48,660,358.20 = 19,790,160.68 : x - Step 2: Convert to fraction form
35,263,064.36/48,660,358.20 = 19,790,160.68/x - Step 3: Cross multiply
35,263,064.36x = 48,660,358.20 × 19,790,160.68 - Step 4: Simplify right side
35,263,064.36x = 962,996,307,524,355.62 - Step 5: Solve for x
x = 962,996,307,524,355.62/35,263,064.36 - Step 6: Final answer
x = 27,308,922.95
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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.