Finding the Fourth Proportional to 8,882,809.92, 12,257,814.24 and 5,211,216
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Solution
The fourth proportional to 8,882,809.92, 12,257,814.24 and 5,211,216 is: 7,191,206.19
Step by Step Solution
- Step 1: Write the proportion equation
8,882,809.92 : 12,257,814.24 = 5,211,216 : x - Step 2: Convert to fraction form
8,882,809.92/12,257,814.24 = 5,211,216/x - Step 3: Cross multiply
8,882,809.92x = 12,257,814.24 × 5,211,216 - Step 4: Simplify right side
8,882,809.92x = 63,878,117,692,515.84 - Step 5: Solve for x
x = 63,878,117,692,515.84/8,882,809.92 - Step 6: Final answer
x = 7,191,206.19
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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.