Finding the Fourth Proportional to 68,805,168.48, 94,951,104.12 and 37,865,337.12
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Solution
The fourth proportional to 68,805,168.48, 94,951,104.12 and 37,865,337.12 is: 52,254,149.61
Step by Step Solution
- Step 1: Write the proportion equation
68,805,168.48 : 94,951,104.12 = 37,865,337.12 : x - Step 2: Convert to fraction form
68,805,168.48/94,951,104.12 = 37,865,337.12/x - Step 3: Cross multiply
68,805,168.48x = 94,951,104.12 × 37,865,337.12 - Step 4: Simplify right side
68,805,168.48x = 3,595,355,567,420,021 - Step 5: Solve for x
x = 3,595,355,567,420,021/68,805,168.48 - Step 6: Final answer
x = 52,254,149.61
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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.