Finding the Fourth Proportional to 38,738,003.33, 53,464,256.46 and 29,430,257.08
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Solution
The fourth proportional to 38,738,003.33, 53,464,256.46 and 29,430,257.08 is: 40,618,170.20
Step by Step Solution
- Step 1: Write the proportion equation
38,738,003.33 : 53,464,256.46 = 29,430,257.08 : x - Step 2: Convert to fraction form
38,738,003.33/53,464,256.46 = 29,430,257.08/x - Step 3: Cross multiply
38,738,003.33x = 53,464,256.46 × 29,430,257.08 - Step 4: Simplify right side
38,738,003.33x = 1,573,466,812,075,190.25 - Step 5: Solve for x
x = 1,573,466,812,075,190.25/38,738,003.33 - Step 6: Final answer
x = 40,618,170.20
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.