Finding the Fourth Proportional to 62,808,276.40, 94,212,414.60 and 58,273,313.20
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Solution
The fourth proportional to 62,808,276.40, 94,212,414.60 and 58,273,313.20 is: 87,409,969.80
Step by Step Solution
- Step 1: Write the proportion equation
62,808,276.40 : 94,212,414.60 = 58,273,313.20 : x - Step 2: Convert to fraction form
62,808,276.40/94,212,414.60 = 58,273,313.20/x - Step 3: Cross multiply
62,808,276.40x = 94,212,414.60 × 58,273,313.20 - Step 4: Simplify right side
62,808,276.40x = 5,490,069,543,314,053 - Step 5: Solve for x
x = 5,490,069,543,314,053/62,808,276.40 - Step 6: Final answer
x = 87,409,969.80
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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.