Finding the Fourth Proportional to 8,793,412.39, 13,189,618.24 and 2,645,263.31
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Solution
The fourth proportional to 8,793,412.39, 13,189,618.24 and 2,645,263.31 is: 3,967,744.45
Step by Step Solution
- Step 1: Write the proportion equation
8,793,412.39 : 13,189,618.24 = 2,645,263.31 : x - Step 2: Convert to fraction form
8,793,412.39/13,189,618.24 = 2,645,263.31/x - Step 3: Cross multiply
8,793,412.39x = 13,189,618.24 × 2,645,263.31 - Step 4: Simplify right side
8,793,412.39x = 34,890,013,229,539.66 - Step 5: Solve for x
x = 34,890,013,229,539.66/8,793,412.39 - Step 6: Final answer
x = 3,967,744.45
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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.