Finding the Fourth Proportional to 67,233,893.68, 92,785,248.12 and 37,467,216.64
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Solution
The fourth proportional to 67,233,893.68, 92,785,248.12 and 37,467,216.64 is: 51,706,138.11
Step by Step Solution
- Step 1: Write the proportion equation
67,233,893.68 : 92,785,248.12 = 37,467,216.64 : x - Step 2: Convert to fraction form
67,233,893.68/92,785,248.12 = 37,467,216.64/x - Step 3: Cross multiply
67,233,893.68x = 92,785,248.12 × 37,467,216.64 - Step 4: Simplify right side
67,233,893.68x = 3,476,404,992,308,193 - Step 5: Solve for x
x = 3,476,404,992,308,193/67,233,893.68 - Step 6: Final answer
x = 51,706,138.11
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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.