Finding the Fourth Proportional to 16,570,181.63, 24,856,158.18 and 5,211,515.99
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Solution
The fourth proportional to 16,570,181.63, 24,856,158.18 and 5,211,515.99 is: 7,817,552.55
Step by Step Solution
- Step 1: Write the proportion equation
16,570,181.63 : 24,856,158.18 = 5,211,515.99 : x - Step 2: Convert to fraction form
16,570,181.63/24,856,158.18 = 5,211,515.99/x - Step 3: Cross multiply
16,570,181.63x = 24,856,158.18 × 5,211,515.99 - Step 4: Simplify right side
16,570,181.63x = 129,538,265,680,758.52 - Step 5: Solve for x
x = 129,538,265,680,758.52/16,570,181.63 - Step 6: Final answer
x = 7,817,552.55
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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.