Finding the Fourth Proportional to 27,108,959.84, 37,410,409.68 and 14,886,591.20
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Solution
The fourth proportional to 27,108,959.84, 37,410,409.68 and 14,886,591.20 is: 20,543,520.62
Step by Step Solution
- Step 1: Write the proportion equation
27,108,959.84 : 37,410,409.68 = 14,886,591.20 : x - Step 2: Convert to fraction form
27,108,959.84/37,410,409.68 = 14,886,591.20/x - Step 3: Cross multiply
27,108,959.84x = 37,410,409.68 × 14,886,591.20 - Step 4: Simplify right side
27,108,959.84x = 556,913,475,530,682.81 - Step 5: Solve for x
x = 556,913,475,530,682.81/27,108,959.84 - Step 6: Final answer
x = 20,543,520.62
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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.