Finding the Fourth Proportional to 6,327,918.87, 8,733,237.83 and 3,574,783.68
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Solution
The fourth proportional to 6,327,918.87, 8,733,237.83 and 3,574,783.68 is: 4,933,602.45
Step by Step Solution
- Step 1: Write the proportion equation
6,327,918.87 : 8,733,237.83 = 3,574,783.68 : x - Step 2: Convert to fraction form
6,327,918.87/8,733,237.83 = 3,574,783.68/x - Step 3: Cross multiply
6,327,918.87x = 8,733,237.83 × 3,574,783.68 - Step 4: Simplify right side
6,327,918.87x = 31,219,436,068,242.62 - Step 5: Solve for x
x = 31,219,436,068,242.62/6,327,918.87 - Step 6: Final answer
x = 4,933,602.45
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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.