Finding the Fourth Proportional to 8,226,497.70, 12,340,894.73 and 3,433,088.21
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Solution
The fourth proportional to 8,226,497.70, 12,340,894.73 and 3,433,088.21 is: 5,150,111.46
Step by Step Solution
- Step 1: Write the proportion equation
8,226,497.70 : 12,340,894.73 = 3,433,088.21 : x - Step 2: Convert to fraction form
8,226,497.70/12,340,894.73 = 3,433,088.21/x - Step 3: Cross multiply
8,226,497.70x = 12,340,894.73 × 3,433,088.21 - Step 4: Simplify right side
8,226,497.70x = 42,367,380,119,544.22 - Step 5: Solve for x
x = 42,367,380,119,544.22/8,226,497.70 - Step 6: Final answer
x = 5,150,111.46
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1.5x scale
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.