Finding the Fourth Proportional to 16,392,875.60, 24,589,313.40 and 8,330,718.80
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Solution
The fourth proportional to 16,392,875.60, 24,589,313.40 and 8,330,718.80 is: 12,496,078.20
Step by Step Solution
- Step 1: Write the proportion equation
16,392,875.60 : 24,589,313.40 = 8,330,718.80 : x - Step 2: Convert to fraction form
16,392,875.60/24,589,313.40 = 8,330,718.80/x - Step 3: Cross multiply
16,392,875.60x = 24,589,313.40 × 8,330,718.80 - Step 4: Simplify right side
16,392,875.60x = 204,846,655,420,471.91 - Step 5: Solve for x
x = 204,846,655,420,471.91/16,392,875.60 - Step 6: Final answer
x = 12,496,078.20
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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.