Finding the Fourth Proportional to 10,197,538.80, 15,311,383.89 and 6,806,950.08
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Solution
The fourth proportional to 10,197,538.80, 15,311,383.89 and 6,806,950.08 is: 10,220,488.28
Step by Step Solution
- Step 1: Write the proportion equation
10,197,538.80 : 15,311,383.89 = 6,806,950.08 : x - Step 2: Convert to fraction form
10,197,538.80/15,311,383.89 = 6,806,950.08/x - Step 3: Cross multiply
10,197,538.80x = 15,311,383.89 × 6,806,950.08 - Step 4: Simplify right side
10,197,538.80x = 104,223,825,794,946.22 - Step 5: Solve for x
x = 104,223,825,794,946.22/10,197,538.80 - Step 6: Final answer
x = 10,220,488.28
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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.