Finding the Fourth Proportional to 74,948,338.44, 103,420,744.43 and 41,452,494.80
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Solution
The fourth proportional to 74,948,338.44, 103,420,744.43 and 41,452,494.80 is: 57,200,038.84
Step by Step Solution
- Step 1: Write the proportion equation
74,948,338.44 : 103,420,744.43 = 41,452,494.80 : x - Step 2: Convert to fraction form
74,948,338.44/103,420,744.43 = 41,452,494.80/x - Step 3: Cross multiply
74,948,338.44x = 103,420,744.43 × 41,452,494.80 - Step 4: Simplify right side
74,948,338.44x = 4,287,047,869,972,338 - Step 5: Solve for x
x = 4,287,047,869,972,338/74,948,338.44 - Step 6: Final answer
x = 57,200,038.84
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.