Finding the Fourth Proportional to 64,612,268.68, 96,897,432.12 and 21,469,893.16
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Solution
The fourth proportional to 64,612,268.68, 96,897,432.12 and 21,469,893.16 is: 32,197,871.36
Step by Step Solution
- Step 1: Write the proportion equation
64,612,268.68 : 96,897,432.12 = 21,469,893.16 : x - Step 2: Convert to fraction form
64,612,268.68/96,897,432.12 = 21,469,893.16/x - Step 3: Cross multiply
64,612,268.68x = 96,897,432.12 × 21,469,893.16 - Step 4: Simplify right side
64,612,268.68x = 2,080,377,515,094,752.50 - Step 5: Solve for x
x = 2,080,377,515,094,752.50/64,612,268.68 - Step 6: Final answer
x = 32,197,871.36
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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.