Finding the Fourth Proportional to 9,496,578.84, 14,259,098.34 and 8,221,120.44
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Solution
The fourth proportional to 9,496,578.84, 14,259,098.34 and 8,221,120.44 is: 12,343,999.54
Step by Step Solution
- Step 1: Write the proportion equation
9,496,578.84 : 14,259,098.34 = 8,221,120.44 : x - Step 2: Convert to fraction form
9,496,578.84/14,259,098.34 = 8,221,120.44/x - Step 3: Cross multiply
9,496,578.84x = 14,259,098.34 × 8,221,120.44 - Step 4: Simplify right side
9,496,578.84x = 117,225,764,818,944.08 - Step 5: Solve for x
x = 117,225,764,818,944.08/9,496,578.84 - Step 6: Final answer
x = 12,343,999.54
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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.