Finding the Fourth Proportional to 74,907,763.86, 103,368,544.35 and 41,415,306.62
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Solution
The fourth proportional to 74,907,763.86, 103,368,544.35 and 41,415,306.62 is: 57,150,817.72
Step by Step Solution
- Step 1: Write the proportion equation
74,907,763.86 : 103,368,544.35 = 41,415,306.62 : x - Step 2: Convert to fraction form
74,907,763.86/103,368,544.35 = 41,415,306.62/x - Step 3: Cross multiply
74,907,763.86x = 103,368,544.35 × 41,415,306.62 - Step 4: Simplify right side
74,907,763.86x = 4,281,039,958,679,337 - Step 5: Solve for x
x = 4,281,039,958,679,337/74,907,763.86 - Step 6: Final answer
x = 57,150,817.72
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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.