Finding the Fourth Proportional to 8,811,147.71, 13,216,703.37 and 4,971,226.99
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Solution
The fourth proportional to 8,811,147.71, 13,216,703.37 and 4,971,226.99 is: 7,456,830.22
Step by Step Solution
- Step 1: Write the proportion equation
8,811,147.71 : 13,216,703.37 = 4,971,226.99 : x - Step 2: Convert to fraction form
8,811,147.71/13,216,703.37 = 4,971,226.99/x - Step 3: Cross multiply
8,811,147.71x = 13,216,703.37 × 4,971,226.99 - Step 4: Simplify right side
8,811,147.71x = 65,703,232,445,684.44 - Step 5: Solve for x
x = 65,703,232,445,684.44/8,811,147.71 - Step 6: Final answer
x = 7,456,830.22
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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.