Finding the Fourth Proportional to 16,132,990.42, 24,181,879.60 and 7,941,270.28
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Solution
The fourth proportional to 16,132,990.42, 24,181,879.60 and 7,941,270.28 is: 11,903,239.06
Step by Step Solution
- Step 1: Write the proportion equation
16,132,990.42 : 24,181,879.60 = 7,941,270.28 : x - Step 2: Convert to fraction form
16,132,990.42/24,181,879.60 = 7,941,270.28/x - Step 3: Cross multiply
16,132,990.42x = 24,181,879.60 × 7,941,270.28 - Step 4: Simplify right side
16,132,990.42x = 192,034,841,782,018.31 - Step 5: Solve for x
x = 192,034,841,782,018.31/16,132,990.42 - Step 6: Final answer
x = 11,903,239.06
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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.