Finding the Fourth Proportional to 9,634,806.76, 13,295,310.18 and 5,283,195.88
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Solution
The fourth proportional to 9,634,806.76, 13,295,310.18 and 5,283,195.88 is: 7,290,413.78
Step by Step Solution
- Step 1: Write the proportion equation
9,634,806.76 : 13,295,310.18 = 5,283,195.88 : x - Step 2: Convert to fraction form
9,634,806.76/13,295,310.18 = 5,283,195.88/x - Step 3: Cross multiply
9,634,806.76x = 13,295,310.18 × 5,283,195.88 - Step 4: Simplify right side
9,634,806.76x = 70,241,727,966,298.05 - Step 5: Solve for x
x = 70,241,727,966,298.05/9,634,806.76 - Step 6: Final answer
x = 7,290,413.78
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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.