Finding the Fourth Proportional to 6,393,998.44, 8,823,257.27 and 3,492,773.45
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Solution
The fourth proportional to 6,393,998.44, 8,823,257.27 and 3,492,773.45 is: 4,819,775.76
Step by Step Solution
- Step 1: Write the proportion equation
6,393,998.44 : 8,823,257.27 = 3,492,773.45 : x - Step 2: Convert to fraction form
6,393,998.44/8,823,257.27 = 3,492,773.45/x - Step 3: Cross multiply
6,393,998.44x = 8,823,257.27 × 3,492,773.45 - Step 4: Simplify right side
6,393,998.44x = 30,817,638,717,711.62 - Step 5: Solve for x
x = 30,817,638,717,711.62/6,393,998.44 - Step 6: Final answer
x = 4,819,775.76
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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.