Finding the Fourth Proportional to 12,329,573.28, 17,014,839.12 and 6,823,348.80
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Solution
The fourth proportional to 12,329,573.28, 17,014,839.12 and 6,823,348.80 is: 9,416,236.84
Step by Step Solution
- Step 1: Write the proportion equation
12,329,573.28 : 17,014,839.12 = 6,823,348.80 : x - Step 2: Convert to fraction form
12,329,573.28/17,014,839.12 = 6,823,348.80/x - Step 3: Cross multiply
12,329,573.28x = 17,014,839.12 × 6,823,348.80 - Step 4: Simplify right side
12,329,573.28x = 116,098,182,091,645.06 - Step 5: Solve for x
x = 116,098,182,091,645.06/12,329,573.28 - Step 6: Final answer
x = 9,416,236.84
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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.