Finding the Fourth Proportional to 16,477,321.73, 22,739,241.98 and 9,135,837.92
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Solution
The fourth proportional to 16,477,321.73, 22,739,241.98 and 9,135,837.92 is: 12,607,754.63
Step by Step Solution
- Step 1: Write the proportion equation
16,477,321.73 : 22,739,241.98 = 9,135,837.92 : x - Step 2: Convert to fraction form
16,477,321.73/22,739,241.98 = 9,135,837.92/x - Step 3: Cross multiply
16,477,321.73x = 22,739,241.98 × 9,135,837.92 - Step 4: Simplify right side
16,477,321.73x = 207,742,029,232,627.59 - Step 5: Solve for x
x = 207,742,029,232,627.59/16,477,321.73 - Step 6: Final answer
x = 12,607,754.63
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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.