Finding the Fourth Proportional to 76,437,548, 105,482,241.60 and 41,630,850.08
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Solution
The fourth proportional to 76,437,548, 105,482,241.60 and 41,630,850.08 is: 57,449,715.50
Step by Step Solution
- Step 1: Write the proportion equation
76,437,548 : 105,482,241.60 = 41,630,850.08 : x - Step 2: Convert to fraction form
76,437,548/105,482,241.60 = 41,630,850.08/x - Step 3: Cross multiply
76,437,548x = 105,482,241.60 × 41,630,850.08 - Step 4: Simplify right side
76,437,548x = 4,391,315,386,151,939 - Step 5: Solve for x
x = 4,391,315,386,151,939/76,437,548 - Step 6: Final answer
x = 57,449,715.50
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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.