Finding the Fourth Proportional to 6,635,657.22, 9,937,542.60 and 3,787,133.46
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Solution
The fourth proportional to 6,635,657.22, 9,937,542.60 and 3,787,133.46 is: 5,671,600.99
Step by Step Solution
- Step 1: Write the proportion equation
6,635,657.22 : 9,937,542.60 = 3,787,133.46 : x - Step 2: Convert to fraction form
6,635,657.22/9,937,542.60 = 3,787,133.46/x - Step 3: Cross multiply
6,635,657.22x = 9,937,542.60 × 3,787,133.46 - Step 4: Simplify right side
6,635,657.22x = 37,634,800,090,635.39 - Step 5: Solve for x
x = 37,634,800,090,635.39/6,635,657.22 - Step 6: Final answer
x = 5,671,600.99
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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.