Finding the Fourth Proportional to 7,541,637.70, 11,314,227.74 and 2,492,948.02
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Solution
The fourth proportional to 7,541,637.70, 11,314,227.74 and 2,492,948.02 is: 3,740,007.51
Step by Step Solution
- Step 1: Write the proportion equation
7,541,637.70 : 11,314,227.74 = 2,492,948.02 : x - Step 2: Convert to fraction form
7,541,637.70/11,314,227.74 = 2,492,948.02/x - Step 3: Cross multiply
7,541,637.70x = 11,314,227.74 × 2,492,948.02 - Step 4: Simplify right side
7,541,637.70x = 28,205,781,591,923.31 - Step 5: Solve for x
x = 28,205,781,591,923.31/7,541,637.70 - Step 6: Final answer
x = 3,740,007.51
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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.