Finding the Fourth Proportional to 21,769,346.16, 32,658,743.16 and 6,622,884
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Solution
The fourth proportional to 21,769,346.16, 32,658,743.16 and 6,622,884 is: 9,935,763.16
Step by Step Solution
- Step 1: Write the proportion equation
21,769,346.16 : 32,658,743.16 = 6,622,884 : x - Step 2: Convert to fraction form
21,769,346.16/32,658,743.16 = 6,622,884/x - Step 3: Cross multiply
21,769,346.16x = 32,658,743.16 × 6,622,884 - Step 4: Simplify right side
21,769,346.16x = 216,295,067,534,473.44 - Step 5: Solve for x
x = 216,295,067,534,473.44/21,769,346.16 - Step 6: Final answer
x = 9,935,763.16
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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.