Finding the Fourth Proportional to 63,148,025.12, 87,144,273.84 and 34,174,649.12
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Solution
The fourth proportional to 63,148,025.12, 87,144,273.84 and 34,174,649.12 is: 47,161,015.34
Step by Step Solution
- Step 1: Write the proportion equation
63,148,025.12 : 87,144,273.84 = 34,174,649.12 : x - Step 2: Convert to fraction form
63,148,025.12/87,144,273.84 = 34,174,649.12/x - Step 3: Cross multiply
63,148,025.12x = 87,144,273.84 × 34,174,649.12 - Step 4: Simplify right side
63,148,025.12x = 2,978,124,981,299,195 - Step 5: Solve for x
x = 2,978,124,981,299,195/63,148,025.12 - Step 6: Final answer
x = 47,161,015.34
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.