Finding the Fourth Proportional to 7,007,599.70, 10,502,542.20 and 3,405,610.70
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Solution
The fourth proportional to 7,007,599.70, 10,502,542.20 and 3,405,610.70 is: 5,104,111.48
Step by Step Solution
- Step 1: Write the proportion equation
7,007,599.70 : 10,502,542.20 = 3,405,610.70 : x - Step 2: Convert to fraction form
7,007,599.70/10,502,542.20 = 3,405,610.70/x - Step 3: Cross multiply
7,007,599.70x = 10,502,542.20 × 3,405,610.70 - Step 4: Simplify right side
7,007,599.70x = 35,767,570,093,521.54 - Step 5: Solve for x
x = 35,767,570,093,521.54/7,007,599.70 - Step 6: Final answer
x = 5,104,111.48
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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.