Finding the Fourth Proportional to 8,871,244.80, 13,306,867.20 and 4,840,166.40
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Solution
The fourth proportional to 8,871,244.80, 13,306,867.20 and 4,840,166.40 is: 7,260,249.60
Step by Step Solution
- Step 1: Write the proportion equation
8,871,244.80 : 13,306,867.20 = 4,840,166.40 : x - Step 2: Convert to fraction form
8,871,244.80/13,306,867.20 = 4,840,166.40/x - Step 3: Cross multiply
8,871,244.80x = 13,306,867.20 × 4,840,166.40 - Step 4: Simplify right side
8,871,244.80x = 64,407,451,510,702.08 - Step 5: Solve for x
x = 64,407,451,510,702.08/8,871,244.80 - Step 6: Final answer
x = 7,260,249.60
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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.