Finding the Fourth Proportional to 5,516,865.32, 8,275,214.79 and 2,482,088.09
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Solution
The fourth proportional to 5,516,865.32, 8,275,214.79 and 2,482,088.09 is: 3,723,094.70
Step by Step Solution
- Step 1: Write the proportion equation
5,516,865.32 : 8,275,214.79 = 2,482,088.09 : x - Step 2: Convert to fraction form
5,516,865.32/8,275,214.79 = 2,482,088.09/x - Step 3: Cross multiply
5,516,865.32x = 8,275,214.79 × 2,482,088.09 - Step 4: Simplify right side
5,516,865.32x = 20,539,812,031,074.78 - Step 5: Solve for x
x = 20,539,812,031,074.78/5,516,865.32 - Step 6: Final answer
x = 3,723,094.70
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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.