Finding the Fourth Proportional to 53,106,949.69, 79,624,552.25 and 27,135,428.02
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Solution
The fourth proportional to 53,106,949.69, 79,624,552.25 and 27,135,428.02 is: 40,684,812.79
Step by Step Solution
- Step 1: Write the proportion equation
53,106,949.69 : 79,624,552.25 = 27,135,428.02 : x - Step 2: Convert to fraction form
53,106,949.69/79,624,552.25 = 27,135,428.02/x - Step 3: Cross multiply
53,106,949.69x = 79,624,552.25 × 27,135,428.02 - Step 4: Simplify right side
53,106,949.69x = 2,160,646,306,073,381 - Step 5: Solve for x
x = 2,160,646,306,073,381/53,106,949.69 - Step 6: Final answer
x = 40,684,812.79
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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.