Finding the Fourth Proportional to 27,221,478.93, 40,838,197.28 and 8,050,741.43
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Solution
The fourth proportional to 27,221,478.93, 40,838,197.28 and 8,050,741.43 is: 12,077,880.39
Step by Step Solution
- Step 1: Write the proportion equation
27,221,478.93 : 40,838,197.28 = 8,050,741.43 : x - Step 2: Convert to fraction form
27,221,478.93/40,838,197.28 = 8,050,741.43/x - Step 3: Cross multiply
27,221,478.93x = 40,838,197.28 × 8,050,741.43 - Step 4: Simplify right side
27,221,478.93x = 328,777,766,524,164.62 - Step 5: Solve for x
x = 328,777,766,524,164.62/27,221,478.93 - Step 6: Final answer
x = 12,077,880.39
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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.