Finding the Fourth Proportional to 27,260,701.20, 40,913,359.20 and 27,048,124.80
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Solution
The fourth proportional to 27,260,701.20, 40,913,359.20 and 27,048,124.80 is: 40,594,320.65
Step by Step Solution
- Step 1: Write the proportion equation
27,260,701.20 : 40,913,359.20 = 27,048,124.80 : x - Step 2: Convert to fraction form
27,260,701.20/40,913,359.20 = 27,048,124.80/x - Step 3: Cross multiply
27,260,701.20x = 40,913,359.20 × 27,048,124.80 - Step 4: Simplify right side
27,260,701.20x = 1,106,629,645,628,828.25 - Step 5: Solve for x
x = 1,106,629,645,628,828.25/27,260,701.20 - Step 6: Final answer
x = 40,594,320.65
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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.