Finding the Fourth Proportional to 6,460,461.44, 8,915,364.30 and 3,669,565.12
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Solution
The fourth proportional to 6,460,461.44, 8,915,364.30 and 3,669,565.12 is: 5,063,958.69
Step by Step Solution
- Step 1: Write the proportion equation
6,460,461.44 : 8,915,364.30 = 3,669,565.12 : x - Step 2: Convert to fraction form
6,460,461.44/8,915,364.30 = 3,669,565.12/x - Step 3: Cross multiply
6,460,461.44x = 8,915,364.30 × 3,669,565.12 - Step 4: Simplify right side
6,460,461.44x = 32,715,509,867,373.22 - Step 5: Solve for x
x = 32,715,509,867,373.22/6,460,461.44 - Step 6: Final answer
x = 5,063,958.69
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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.