Finding the Fourth Proportional to 8,271,703.70, 12,407,555.55 and 6,358,516.10
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Solution
The fourth proportional to 8,271,703.70, 12,407,555.55 and 6,358,516.10 is: 9,537,774.15
Step by Step Solution
- Step 1: Write the proportion equation
8,271,703.70 : 12,407,555.55 = 6,358,516.10 : x - Step 2: Convert to fraction form
8,271,703.70/12,407,555.55 = 6,358,516.10/x - Step 3: Cross multiply
8,271,703.70x = 12,407,555.55 × 6,358,516.10 - Step 4: Simplify right side
8,271,703.70x = 78,893,641,726,319.36 - Step 5: Solve for x
x = 78,893,641,726,319.36/8,271,703.70 - Step 6: Final answer
x = 9,537,774.15
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Similar ratio
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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.