Finding the Fourth Proportional to 10,725,773.70, 16,088,660.55 and 8,836,205.70
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Solution
The fourth proportional to 10,725,773.70, 16,088,660.55 and 8,836,205.70 is: 13,254,308.55
Step by Step Solution
- Step 1: Write the proportion equation
10,725,773.70 : 16,088,660.55 = 8,836,205.70 : x - Step 2: Convert to fraction form
10,725,773.70/16,088,660.55 = 8,836,205.70/x - Step 3: Cross multiply
10,725,773.70x = 16,088,660.55 × 8,836,205.70 - Step 4: Simplify right side
10,725,773.70x = 142,162,714,057,275.12 - Step 5: Solve for x
x = 142,162,714,057,275.12/10,725,773.70 - Step 6: Final answer
x = 13,254,308.55
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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.