Finding the Fourth Proportional to 8,332,230.12, 12,486,994.65 and 5,094,901.50
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Solution
The fourth proportional to 8,332,230.12, 12,486,994.65 and 5,094,901.50 is: 7,635,411.75
Step by Step Solution
- Step 1: Write the proportion equation
8,332,230.12 : 12,486,994.65 = 5,094,901.50 : x - Step 2: Convert to fraction form
8,332,230.12/12,486,994.65 = 5,094,901.50/x - Step 3: Cross multiply
8,332,230.12x = 12,486,994.65 × 5,094,901.50 - Step 4: Simplify right side
8,332,230.12x = 63,620,007,772,776.98 - Step 5: Solve for x
x = 63,620,007,772,776.98/8,332,230.12 - Step 6: Final answer
x = 7,635,411.75
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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.