Finding the Fourth Proportional to 8,276,863.60, 12,415,820.19 and 2,597,312.08
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Solution
The fourth proportional to 8,276,863.60, 12,415,820.19 and 2,597,312.08 is: 3,896,132.80
Step by Step Solution
- Step 1: Write the proportion equation
8,276,863.60 : 12,415,820.19 = 2,597,312.08 : x - Step 2: Convert to fraction form
8,276,863.60/12,415,820.19 = 2,597,312.08/x - Step 3: Cross multiply
8,276,863.60x = 12,415,820.19 × 2,597,312.08 - Step 4: Simplify right side
8,276,863.60x = 32,247,759,762,594.89 - Step 5: Solve for x
x = 32,247,759,762,594.89/8,276,863.60 - Step 6: Final answer
x = 3,896,132.80
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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.