Finding the Fourth Proportional to 7,984,092.09, 11,018,047.09 and 4,362,420.09
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Solution
The fourth proportional to 7,984,092.09, 11,018,047.09 and 4,362,420.09 is: 6,020,139.73
Step by Step Solution
- Step 1: Write the proportion equation
7,984,092.09 : 11,018,047.09 = 4,362,420.09 : x - Step 2: Convert to fraction form
7,984,092.09/11,018,047.09 = 4,362,420.09/x - Step 3: Cross multiply
7,984,092.09x = 11,018,047.09 × 4,362,420.09 - Step 4: Simplify right side
7,984,092.09x = 48,065,350,016,573.20 - Step 5: Solve for x
x = 48,065,350,016,573.20/7,984,092.09 - Step 6: Final answer
x = 6,020,139.73
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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.