Finding the Fourth Proportional to 33,148,869.60, 49,639,323.60 and 26,430,405.60
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Solution
The fourth proportional to 33,148,869.60, 49,639,323.60 and 26,430,405.60 is: 39,578,648.45
Step by Step Solution
- Step 1: Write the proportion equation
33,148,869.60 : 49,639,323.60 = 26,430,405.60 : x - Step 2: Convert to fraction form
33,148,869.60/49,639,323.60 = 26,430,405.60/x - Step 3: Cross multiply
33,148,869.60x = 49,639,323.60 × 26,430,405.60 - Step 4: Simplify right side
33,148,869.60x = 1,311,987,456,457,652.25 - Step 5: Solve for x
x = 1,311,987,456,457,652.25/33,148,869.60 - Step 6: Final answer
x = 39,578,648.45
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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.