Finding the Fourth Proportional to 10,705,358.70, 16,053,372.45 and 4,313,486.70
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Solution
The fourth proportional to 10,705,358.70, 16,053,372.45 and 4,313,486.70 is: 6,468,350.15
Step by Step Solution
- Step 1: Write the proportion equation
10,705,358.70 : 16,053,372.45 = 4,313,486.70 : x - Step 2: Convert to fraction form
10,705,358.70/16,053,372.45 = 4,313,486.70/x - Step 3: Cross multiply
10,705,358.70x = 16,053,372.45 × 4,313,486.70 - Step 4: Simplify right side
10,705,358.70x = 69,246,008,553,221.41 - Step 5: Solve for x
x = 69,246,008,553,221.41/10,705,358.70 - Step 6: Final answer
x = 6,468,350.15
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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.