Finding the Fourth Proportional to 8,874,674.28, 13,319,565.08 and 3,487,092.12
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Solution
The fourth proportional to 8,874,674.28, 13,319,565.08 and 3,487,092.12 is: 5,233,606.21
Step by Step Solution
- Step 1: Write the proportion equation
8,874,674.28 : 13,319,565.08 = 3,487,092.12 : x - Step 2: Convert to fraction form
8,874,674.28/13,319,565.08 = 3,487,092.12/x - Step 3: Cross multiply
8,874,674.28x = 13,319,565.08 × 3,487,092.12 - Step 4: Simplify right side
8,874,674.28x = 46,446,550,414,859.71 - Step 5: Solve for x
x = 46,446,550,414,859.71/8,874,674.28 - Step 6: Final answer
x = 5,233,606.21
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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.