Finding the Fourth Proportional to 21,538,244.68, 32,307,485.16 and 5,364,195.96
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Solution
The fourth proportional to 21,538,244.68, 32,307,485.16 and 5,364,195.96 is: 8,046,323.36
Step by Step Solution
- Step 1: Write the proportion equation
21,538,244.68 : 32,307,485.16 = 5,364,195.96 : x - Step 2: Convert to fraction form
21,538,244.68/32,307,485.16 = 5,364,195.96/x - Step 3: Cross multiply
21,538,244.68x = 32,307,485.16 × 5,364,195.96 - Step 4: Simplify right side
21,538,244.68x = 173,303,681,373,031.97 - Step 5: Solve for x
x = 173,303,681,373,031.97/21,538,244.68 - Step 6: Final answer
x = 8,046,323.36
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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.