Finding the Fourth Proportional to 6,051,730.15, 8,351,390.74 and 3,438,238.80
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Solution
The fourth proportional to 6,051,730.15, 8,351,390.74 and 3,438,238.80 is: 4,744,771.32
Step by Step Solution
- Step 1: Write the proportion equation
6,051,730.15 : 8,351,390.74 = 3,438,238.80 : x - Step 2: Convert to fraction form
6,051,730.15/8,351,390.74 = 3,438,238.80/x - Step 3: Cross multiply
6,051,730.15x = 8,351,390.74 × 3,438,238.80 - Step 4: Simplify right side
6,051,730.15x = 28,714,075,676,228.71 - Step 5: Solve for x
x = 28,714,075,676,228.71/6,051,730.15 - Step 6: Final answer
x = 4,744,771.32
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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.