Finding the Fourth Proportional to 7,217,232.84, 10,824,945.77 and 2,359,132.90
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Solution
The fourth proportional to 7,217,232.84, 10,824,945.77 and 2,359,132.90 is: 3,538,404.02
Step by Step Solution
- Step 1: Write the proportion equation
7,217,232.84 : 10,824,945.77 = 2,359,132.90 : x - Step 2: Convert to fraction form
7,217,232.84/10,824,945.77 = 2,359,132.90/x - Step 3: Cross multiply
7,217,232.84x = 10,824,945.77 × 2,359,132.90 - Step 4: Simplify right side
7,217,232.84x = 25,537,485,685,558.30 - Step 5: Solve for x
x = 25,537,485,685,558.30/7,217,232.84 - Step 6: Final answer
x = 3,538,404.02
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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.