Finding the Fourth Proportional to 8,949,407.12, 12,350,118.84 and 4,875,026.12
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Solution
The fourth proportional to 8,949,407.12, 12,350,118.84 and 4,875,026.12 is: 6,727,501.74
Step by Step Solution
- Step 1: Write the proportion equation
8,949,407.12 : 12,350,118.84 = 4,875,026.12 : x - Step 2: Convert to fraction form
8,949,407.12/12,350,118.84 = 4,875,026.12/x - Step 3: Cross multiply
8,949,407.12x = 12,350,118.84 × 4,875,026.12 - Step 4: Simplify right side
8,949,407.12x = 60,207,151,930,104.10 - Step 5: Solve for x
x = 60,207,151,930,104.10/8,949,407.12 - Step 6: Final answer
x = 6,727,501.74
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.