Finding the Fourth Proportional to 53,009,755.19, 79,512,320.03 and 16,617,315.14
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Solution
The fourth proportional to 53,009,755.19, 79,512,320.03 and 16,617,315.14 is: 24,925,247.71
Step by Step Solution
- Step 1: Write the proportion equation
53,009,755.19 : 79,512,320.03 = 16,617,315.14 : x - Step 2: Convert to fraction form
53,009,755.19/79,512,320.03 = 16,617,315.14/x - Step 3: Cross multiply
53,009,755.19x = 79,512,320.03 × 16,617,315.14 - Step 4: Simplify right side
53,009,755.19x = 1,321,281,278,970,396.25 - Step 5: Solve for x
x = 1,321,281,278,970,396.25/53,009,755.19 - Step 6: Final answer
x = 24,925,247.71
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.