Finding the Fourth Proportional to 7,299,852.16, 10,956,359.74 and 3,890,977.99
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Solution
The fourth proportional to 7,299,852.16, 10,956,359.74 and 3,890,977.99 is: 5,839,975.06
Step by Step Solution
- Step 1: Write the proportion equation
7,299,852.16 : 10,956,359.74 = 3,890,977.99 : x - Step 2: Convert to fraction form
7,299,852.16/10,956,359.74 = 3,890,977.99/x - Step 3: Cross multiply
7,299,852.16x = 10,956,359.74 × 3,890,977.99 - Step 4: Simplify right side
7,299,852.16x = 42,630,954,561,743.78 - Step 5: Solve for x
x = 42,630,954,561,743.78/7,299,852.16 - Step 6: Final answer
x = 5,839,975.06
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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.