Finding the Fourth Proportional to 74,345,617.57, 102,574,578.28 and 44,565,399.75
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Solution
The fourth proportional to 74,345,617.57, 102,574,578.28 and 44,565,399.75 is: 61,486,839.90
Step by Step Solution
- Step 1: Write the proportion equation
74,345,617.57 : 102,574,578.28 = 44,565,399.75 : x - Step 2: Convert to fraction form
74,345,617.57/102,574,578.28 = 44,565,399.75/x - Step 3: Cross multiply
74,345,617.57x = 102,574,578.28 × 44,565,399.75 - Step 4: Simplify right side
74,345,617.57x = 4,571,277,085,220,566 - Step 5: Solve for x
x = 4,571,277,085,220,566/74,345,617.57 - Step 6: Final answer
x = 61,486,839.90
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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.