Finding the Fourth Proportional to 18,329,391.28, 27,497,627.43 and 6,968,956.60
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Solution
The fourth proportional to 18,329,391.28, 27,497,627.43 and 6,968,956.60 is: 10,454,781.03
Step by Step Solution
- Step 1: Write the proportion equation
18,329,391.28 : 27,497,627.43 = 6,968,956.60 : x - Step 2: Convert to fraction form
18,329,391.28/27,497,627.43 = 6,968,956.60/x - Step 3: Cross multiply
18,329,391.28x = 27,497,627.43 × 6,968,956.60 - Step 4: Simplify right side
18,329,391.28x = 191,629,772,210,078.38 - Step 5: Solve for x
x = 191,629,772,210,078.38/18,329,391.28 - Step 6: Final answer
x = 10,454,781.03
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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.