Finding the Fourth Proportional to 10,912,496.70, 16,348,569.97 and 6,365,723.70
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Solution
The fourth proportional to 10,912,496.70, 16,348,569.97 and 6,365,723.70 is: 9,536,816.57
Step by Step Solution
- Step 1: Write the proportion equation
10,912,496.70 : 16,348,569.97 = 6,365,723.70 : x - Step 2: Convert to fraction form
10,912,496.70/16,348,569.97 = 6,365,723.70/x - Step 3: Cross multiply
10,912,496.70x = 16,348,569.97 × 6,365,723.70 - Step 4: Simplify right side
10,912,496.70x = 104,070,479,319,137.30 - Step 5: Solve for x
x = 104,070,479,319,137.30/10,912,496.70 - Step 6: Final answer
x = 9,536,816.57
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.