Finding the Fourth Proportional to 10,745,315.62, 14,829,581.73 and 8,024,337.70
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Solution
The fourth proportional to 10,745,315.62, 14,829,581.73 and 8,024,337.70 is: 11,074,367.28
Step by Step Solution
- Step 1: Write the proportion equation
10,745,315.62 : 14,829,581.73 = 8,024,337.70 : x - Step 2: Convert to fraction form
10,745,315.62/14,829,581.73 = 8,024,337.70/x - Step 3: Cross multiply
10,745,315.62x = 14,829,581.73 × 8,024,337.70 - Step 4: Simplify right side
10,745,315.62x = 118,997,571,751,270.23 - Step 5: Solve for x
x = 118,997,571,751,270.23/10,745,315.62 - Step 6: Final answer
x = 11,074,367.28
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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.