Finding the Fourth Proportional to 11,748,478.92, 16,213,180.36 and 6,592,221.80
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Solution
The fourth proportional to 11,748,478.92, 16,213,180.36 and 6,592,221.80 is: 9,097,422.89
Step by Step Solution
- Step 1: Write the proportion equation
11,748,478.92 : 16,213,180.36 = 6,592,221.80 : x - Step 2: Convert to fraction form
11,748,478.92/16,213,180.36 = 6,592,221.80/x - Step 3: Cross multiply
11,748,478.92x = 16,213,180.36 × 6,592,221.80 - Step 4: Simplify right side
11,748,478.92x = 106,880,881,016,523.84 - Step 5: Solve for x
x = 106,880,881,016,523.84/11,748,478.92 - Step 6: Final answer
x = 9,097,422.89
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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.