Finding the Fourth Proportional to 35,169,973.62, 48,558,249.87 and 21,959,267.34
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Solution
The fourth proportional to 35,169,973.62, 48,558,249.87 and 21,959,267.34 is: 30,318,578.06
Step by Step Solution
- Step 1: Write the proportion equation
35,169,973.62 : 48,558,249.87 = 21,959,267.34 : x - Step 2: Convert to fraction form
35,169,973.62/48,558,249.87 = 21,959,267.34/x - Step 3: Cross multiply
35,169,973.62x = 48,558,249.87 × 21,959,267.34 - Step 4: Simplify right side
35,169,973.62x = 1,066,303,590,457,850.12 - Step 5: Solve for x
x = 1,066,303,590,457,850.12/35,169,973.62 - Step 6: Final answer
x = 30,318,578.06
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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.