Finding the Fourth Proportional to 51,662,008.38, 77,493,119.20 and 48,505,248.84
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Solution
The fourth proportional to 51,662,008.38, 77,493,119.20 and 48,505,248.84 is: 72,757,973.37
Step by Step Solution
- Step 1: Write the proportion equation
51,662,008.38 : 77,493,119.20 = 48,505,248.84 : x - Step 2: Convert to fraction form
51,662,008.38/77,493,119.20 = 48,505,248.84/x - Step 3: Cross multiply
51,662,008.38x = 77,493,119.20 × 48,505,248.84 - Step 4: Simplify right side
51,662,008.38x = 3,758,823,030,183,782 - Step 5: Solve for x
x = 3,758,823,030,183,782/51,662,008.38 - Step 6: Final answer
x = 72,757,973.37
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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.