Finding the Fourth Proportional to 33,170,729.60, 49,778,212.80 and 15,210,588.80
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Solution
The fourth proportional to 33,170,729.60, 49,778,212.80 and 15,210,588.80 is: 22,826,025.69
Step by Step Solution
- Step 1: Write the proportion equation
33,170,729.60 : 49,778,212.80 = 15,210,588.80 : x - Step 2: Convert to fraction form
33,170,729.60/49,778,212.80 = 15,210,588.80/x - Step 3: Cross multiply
33,170,729.60x = 49,778,212.80 × 15,210,588.80 - Step 4: Simplify right side
33,170,729.60x = 757,155,926,099,696.62 - Step 5: Solve for x
x = 757,155,926,099,696.62/33,170,729.60 - Step 6: Final answer
x = 22,826,025.69
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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.