Finding the Fourth Proportional to 11,332,327.68, 15,634,172.25 and 6,973,847.19
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Solution
The fourth proportional to 11,332,327.68, 15,634,172.25 and 6,973,847.19 is: 9,621,176.80
Step by Step Solution
- Step 1: Write the proportion equation
11,332,327.68 : 15,634,172.25 = 6,973,847.19 : x - Step 2: Convert to fraction form
11,332,327.68/15,634,172.25 = 6,973,847.19/x - Step 3: Cross multiply
11,332,327.68x = 15,634,172.25 × 6,973,847.19 - Step 4: Simplify right side
11,332,327.68x = 109,030,328,213,638.48 - Step 5: Solve for x
x = 109,030,328,213,638.48/11,332,327.68 - Step 6: Final answer
x = 9,621,176.80
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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.