Finding the Fourth Proportional to 8,548,345.19, 12,824,914.98 and 3,434,366.18
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Solution
The fourth proportional to 8,548,345.19, 12,824,914.98 and 3,434,366.18 is: 5,152,512.37
Step by Step Solution
- Step 1: Write the proportion equation
8,548,345.19 : 12,824,914.98 = 3,434,366.18 : x - Step 2: Convert to fraction form
8,548,345.19/12,824,914.98 = 3,434,366.18/x - Step 3: Cross multiply
8,548,345.19x = 12,824,914.98 × 3,434,366.18 - Step 4: Simplify right side
8,548,345.19x = 44,045,454,313,628.54 - Step 5: Solve for x
x = 44,045,454,313,628.54/8,548,345.19 - Step 6: Final answer
x = 5,152,512.37
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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.