Finding the Fourth Proportional to 6,444,370.62, 9,664,488.36 and 2,125,449.81
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Solution
The fourth proportional to 6,444,370.62, 9,664,488.36 and 2,125,449.81 is: 3,187,492.80
Step by Step Solution
- Step 1: Write the proportion equation
6,444,370.62 : 9,664,488.36 = 2,125,449.81 : x - Step 2: Convert to fraction form
6,444,370.62/9,664,488.36 = 2,125,449.81/x - Step 3: Cross multiply
6,444,370.62x = 9,664,488.36 × 2,125,449.81 - Step 4: Simplify right side
6,444,370.62x = 20,541,384,948,509.21 - Step 5: Solve for x
x = 20,541,384,948,509.21/6,444,370.62 - Step 6: Final answer
x = 3,187,492.80
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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.