Finding the Fourth Proportional to 13,951,154.62, 20,927,129.37 and 3,853,776.70
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Solution
The fourth proportional to 13,951,154.62, 20,927,129.37 and 3,853,776.70 is: 5,780,774.84
Step by Step Solution
- Step 1: Write the proportion equation
13,951,154.62 : 20,927,129.37 = 3,853,776.70 : x - Step 2: Convert to fraction form
13,951,154.62/20,927,129.37 = 3,853,776.70/x - Step 3: Cross multiply
13,951,154.62x = 20,927,129.37 × 3,853,776.70 - Step 4: Simplify right side
13,951,154.62x = 80,648,483,563,991.69 - Step 5: Solve for x
x = 80,648,483,563,991.69/13,951,154.62 - Step 6: Final answer
x = 5,780,774.84
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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.