Finding the Fourth Proportional to 53,165,134.60, 79,747,701.90 and 26,291,278.60
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Solution
The fourth proportional to 53,165,134.60, 79,747,701.90 and 26,291,278.60 is: 39,436,917.90
Step by Step Solution
- Step 1: Write the proportion equation
53,165,134.60 : 79,747,701.90 = 26,291,278.60 : x - Step 2: Convert to fraction form
53,165,134.60/79,747,701.90 = 26,291,278.60/x - Step 3: Cross multiply
53,165,134.60x = 79,747,701.90 × 26,291,278.60 - Step 4: Simplify right side
53,165,134.60x = 2,096,669,048,362,649.50 - Step 5: Solve for x
x = 2,096,669,048,362,649.50/53,165,134.60 - Step 6: Final answer
x = 39,436,917.90
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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.