Finding the Fourth Proportional to 10,660,202.84, 14,711,079.90 and 5,765,424.92
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Solution
The fourth proportional to 10,660,202.84, 14,711,079.90 and 5,765,424.92 is: 7,956,286.38
Step by Step Solution
- Step 1: Write the proportion equation
10,660,202.84 : 14,711,079.90 = 5,765,424.92 : x - Step 2: Convert to fraction form
10,660,202.84/14,711,079.90 = 5,765,424.92/x - Step 3: Cross multiply
10,660,202.84x = 14,711,079.90 × 5,765,424.92 - Step 4: Simplify right side
10,660,202.84x = 84,815,626,655,571.11 - Step 5: Solve for x
x = 84,815,626,655,571.11/10,660,202.84 - Step 6: Final answer
x = 7,956,286.38
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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.