Finding the Fourth Proportional to 35,444,734.70, 53,146,106.85 and 18,438,622.70
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Solution
The fourth proportional to 35,444,734.70, 53,146,106.85 and 18,438,622.70 is: 27,647,012.19
Step by Step Solution
- Step 1: Write the proportion equation
35,444,734.70 : 53,146,106.85 = 18,438,622.70 : x - Step 2: Convert to fraction form
35,444,734.70/53,146,106.85 = 18,438,622.70/x - Step 3: Cross multiply
35,444,734.70x = 53,146,106.85 × 18,438,622.70 - Step 4: Simplify right side
35,444,734.70x = 979,941,012,181,035.50 - Step 5: Solve for x
x = 979,941,012,181,035.50/35,444,734.70 - Step 6: Final answer
x = 27,647,012.19
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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.