Finding the Fourth Proportional to 12,110,627.28, 18,169,447.44 and 3,591,168.80
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Solution
The fourth proportional to 12,110,627.28, 18,169,447.44 and 3,591,168.80 is: 5,387,792.99
Step by Step Solution
- Step 1: Write the proportion equation
12,110,627.28 : 18,169,447.44 = 3,591,168.80 : x - Step 2: Convert to fraction form
12,110,627.28/18,169,447.44 = 3,591,168.80/x - Step 3: Cross multiply
12,110,627.28x = 18,169,447.44 × 3,591,168.80 - Step 4: Simplify right side
12,110,627.28x = 65,249,552,759,767.88 - Step 5: Solve for x
x = 65,249,552,759,767.88/12,110,627.28 - Step 6: Final answer
x = 5,387,792.99
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.