Finding the Fourth Proportional to 6,145,464.05, 8,480,740.85 and 3,392,152.19
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Solution
The fourth proportional to 6,145,464.05, 8,480,740.85 and 3,392,152.19 is: 4,681,170.28
Step by Step Solution
- Step 1: Write the proportion equation
6,145,464.05 : 8,480,740.85 = 3,392,152.19 : x - Step 2: Convert to fraction form
6,145,464.05/8,480,740.85 = 3,392,152.19/x - Step 3: Cross multiply
6,145,464.05x = 8,480,740.85 × 3,392,152.19 - Step 4: Simplify right side
6,145,464.05x = 28,767,963,647,149.96 - Step 5: Solve for x
x = 28,767,963,647,149.96/6,145,464.05 - Step 6: Final answer
x = 4,681,170.28
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.