Finding the Fourth Proportional to 72,582,324.70, 108,873,487.05 and 29,472,180.70
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Solution
The fourth proportional to 72,582,324.70, 108,873,487.05 and 29,472,180.70 is: 44,208,271.05
Step by Step Solution
- Step 1: Write the proportion equation
72,582,324.70 : 108,873,487.05 = 29,472,180.70 : x - Step 2: Convert to fraction form
72,582,324.70/108,873,487.05 = 29,472,180.70/x - Step 3: Cross multiply
72,582,324.70x = 108,873,487.05 × 29,472,180.70 - Step 4: Simplify right side
72,582,324.70x = 3,208,739,083,776,710 - Step 5: Solve for x
x = 3,208,739,083,776,710/72,582,324.70 - Step 6: Final answer
x = 44,208,271.05
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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.