Finding the Fourth Proportional to 61,039,844.87, 84,214,152.90 and 37,826,501.99
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Solution
The fourth proportional to 61,039,844.87, 84,214,152.90 and 37,826,501.99 is: 52,187,662.48
Step by Step Solution
- Step 1: Write the proportion equation
61,039,844.87 : 84,214,152.90 = 37,826,501.99 : x - Step 2: Convert to fraction form
61,039,844.87/84,214,152.90 = 37,826,501.99/x - Step 3: Cross multiply
61,039,844.87x = 84,214,152.90 × 37,826,501.99 - Step 4: Simplify right side
61,039,844.87x = 3,185,526,821,836,943.50 - Step 5: Solve for x
x = 3,185,526,821,836,943.50/61,039,844.87 - Step 6: Final answer
x = 52,187,662.48
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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.