Finding the Fourth Proportional to 11,716,655.40, 17,576,646.81 and 3,630,266.64
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Solution
The fourth proportional to 11,716,655.40, 17,576,646.81 and 3,630,266.64 is: 5,445,915.44
Step by Step Solution
- Step 1: Write the proportion equation
11,716,655.40 : 17,576,646.81 = 3,630,266.64 : x - Step 2: Convert to fraction form
11,716,655.40/17,576,646.81 = 3,630,266.64/x - Step 3: Cross multiply
11,716,655.40x = 17,576,646.81 × 3,630,266.64 - Step 4: Simplify right side
11,716,655.40x = 63,807,914,557,405.41 - Step 5: Solve for x
x = 63,807,914,557,405.41/11,716,655.40 - Step 6: Final answer
x = 5,445,915.44
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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.