Finding the Fourth Proportional to 38,483,014.72, 57,727,216.64 and 15,453,947.84
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Solution
The fourth proportional to 38,483,014.72, 57,727,216.64 and 15,453,947.84 is: 23,182,003.84
Step by Step Solution
- Step 1: Write the proportion equation
38,483,014.72 : 57,727,216.64 = 15,453,947.84 : x - Step 2: Convert to fraction form
38,483,014.72/57,727,216.64 = 15,453,947.84/x - Step 3: Cross multiply
38,483,014.72x = 57,727,216.64 × 15,453,947.84 - Step 4: Simplify right side
38,483,014.72x = 892,113,394,902,940 - Step 5: Solve for x
x = 892,113,394,902,940/38,483,014.72 - Step 6: Final answer
x = 23,182,003.84
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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.