Finding the Fourth Proportional to 6,282,880.14, 8,669,863.62 and 3,529,417.98
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Solution
The fourth proportional to 6,282,880.14, 8,669,863.62 and 3,529,417.98 is: 4,870,309.77
Step by Step Solution
- Step 1: Write the proportion equation
6,282,880.14 : 8,669,863.62 = 3,529,417.98 : x - Step 2: Convert to fraction form
6,282,880.14/8,669,863.62 = 3,529,417.98/x - Step 3: Cross multiply
6,282,880.14x = 8,669,863.62 × 3,529,417.98 - Step 4: Simplify right side
6,282,880.14x = 30,599,572,544,575.88 - Step 5: Solve for x
x = 30,599,572,544,575.88/6,282,880.14 - Step 6: Final answer
x = 4,870,309.77
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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.