Finding the Fourth Proportional to 48,858,531.20, 73,269,134.40 and 14,768,547.20
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Solution
The fourth proportional to 48,858,531.20, 73,269,134.40 and 14,768,547.20 is: 22,147,179.69
Step by Step Solution
- Step 1: Write the proportion equation
48,858,531.20 : 73,269,134.40 = 14,768,547.20 : x - Step 2: Convert to fraction form
48,858,531.20/73,269,134.40 = 14,768,547.20/x - Step 3: Cross multiply
48,858,531.20x = 73,269,134.40 × 14,768,547.20 - Step 4: Simplify right side
48,858,531.20x = 1,082,078,669,689,543.75 - Step 5: Solve for x
x = 1,082,078,669,689,543.75/48,858,531.20 - Step 6: Final answer
x = 22,147,179.69
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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.