Finding the Fourth Proportional to 64,664,574.20, 96,996,861.30 and 26,306,343.80
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Solution
The fourth proportional to 64,664,574.20, 96,996,861.30 and 26,306,343.80 is: 39,459,515.70
Step by Step Solution
- Step 1: Write the proportion equation
64,664,574.20 : 96,996,861.30 = 26,306,343.80 : x - Step 2: Convert to fraction form
64,664,574.20/96,996,861.30 = 26,306,343.80/x - Step 3: Cross multiply
64,664,574.20x = 96,996,861.30 × 26,306,343.80 - Step 4: Simplify right side
64,664,574.20x = 2,551,632,780,878,715 - Step 5: Solve for x
x = 2,551,632,780,878,715/64,664,574.20 - Step 6: Final answer
x = 39,459,515.70
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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.