Finding the Fourth Proportional to 14,844,925.92, 22,229,587.80 and 9,780,883.68
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Solution
The fourth proportional to 14,844,925.92, 22,229,587.80 and 9,780,883.68 is: 14,646,419.50
Step by Step Solution
- Step 1: Write the proportion equation
14,844,925.92 : 22,229,587.80 = 9,780,883.68 : x - Step 2: Convert to fraction form
14,844,925.92/22,229,587.80 = 9,780,883.68/x - Step 3: Cross multiply
14,844,925.92x = 22,229,587.80 × 9,780,883.68 - Step 4: Simplify right side
14,844,925.92x = 217,425,012,526,147.09 - Step 5: Solve for x
x = 217,425,012,526,147.09/14,844,925.92 - Step 6: Final answer
x = 14,646,419.50
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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.