Finding the Fourth Proportional to 64,776,348.36, 89,391,353.80 and 35,407,797.84
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Solution
The fourth proportional to 64,776,348.36, 89,391,353.80 and 35,407,797.84 is: 48,862,757.23
Step by Step Solution
- Step 1: Write the proportion equation
64,776,348.36 : 89,391,353.80 = 35,407,797.84 : x - Step 2: Convert to fraction form
64,776,348.36/89,391,353.80 = 35,407,797.84/x - Step 3: Cross multiply
64,776,348.36x = 89,391,353.80 × 35,407,797.84 - Step 4: Simplify right side
64,776,348.36x = 3,165,150,983,994,316 - Step 5: Solve for x
x = 3,165,150,983,994,316/64,776,348.36 - Step 6: Final answer
x = 48,862,757.23
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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.