Finding the Fourth Proportional to 5,563,245.70, 8,346,078.15 and 3,168,237.70
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Solution
The fourth proportional to 5,563,245.70, 8,346,078.15 and 3,168,237.70 is: 4,753,045.41
Step by Step Solution
- Step 1: Write the proportion equation
5,563,245.70 : 8,346,078.15 = 3,168,237.70 : x - Step 2: Convert to fraction form
5,563,245.70/8,346,078.15 = 3,168,237.70/x - Step 3: Cross multiply
5,563,245.70x = 8,346,078.15 × 3,168,237.70 - Step 4: Simplify right side
5,563,245.70x = 26,442,359,441,976.26 - Step 5: Solve for x
x = 26,442,359,441,976.26/5,563,245.70 - Step 6: Final answer
x = 4,753,045.41
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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.