Finding the Fourth Proportional to 12,135,176.26, 16,746,430.03 and 6,628,549.01
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Solution
The fourth proportional to 12,135,176.26, 16,746,430.03 and 6,628,549.01 is: 9,147,335.80
Step by Step Solution
- Step 1: Write the proportion equation
12,135,176.26 : 16,746,430.03 = 6,628,549.01 : x - Step 2: Convert to fraction form
12,135,176.26/16,746,430.03 = 6,628,549.01/x - Step 3: Cross multiply
12,135,176.26x = 16,746,430.03 × 6,628,549.01 - Step 4: Simplify right side
12,135,176.26x = 111,004,532,196,390.77 - Step 5: Solve for x
x = 111,004,532,196,390.77/12,135,176.26 - Step 6: Final answer
x = 9,147,335.80
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.