Finding the Fourth Proportional to 7,717,156.74, 11,580,219.17 and 3,457,324.98
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Solution
The fourth proportional to 7,717,156.74, 11,580,219.17 and 3,457,324.98 is: 5,187,996.35
Step by Step Solution
- Step 1: Write the proportion equation
7,717,156.74 : 11,580,219.17 = 3,457,324.98 : x - Step 2: Convert to fraction form
7,717,156.74/11,580,219.17 = 3,457,324.98/x - Step 3: Cross multiply
7,717,156.74x = 11,580,219.17 × 3,457,324.98 - Step 4: Simplify right side
7,717,156.74x = 40,036,580,993,029.24 - Step 5: Solve for x
x = 40,036,580,993,029.24/7,717,156.74 - Step 6: Final answer
x = 5,187,996.35
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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.