Finding the Fourth Proportional to 36,762,032.40, 55,145,122.20 and 11,203,875.60
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Solution
The fourth proportional to 36,762,032.40, 55,145,122.20 and 11,203,875.60 is: 16,806,445.37
Step by Step Solution
- Step 1: Write the proportion equation
36,762,032.40 : 55,145,122.20 = 11,203,875.60 : x - Step 2: Convert to fraction form
36,762,032.40/55,145,122.20 = 11,203,875.60/x - Step 3: Cross multiply
36,762,032.40x = 55,145,122.20 × 11,203,875.60 - Step 4: Simplify right side
36,762,032.40x = 617,839,089,075,598.38 - Step 5: Solve for x
x = 617,839,089,075,598.38/36,762,032.40 - Step 6: Final answer
x = 16,806,445.37
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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.