Finding the Fourth Proportional to 27,753,038.12, 41,670,480.68 and 15,480,979.60
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Solution
The fourth proportional to 27,753,038.12, 41,670,480.68 and 15,480,979.60 is: 23,244,297.02
Step by Step Solution
- Step 1: Write the proportion equation
27,753,038.12 : 41,670,480.68 = 15,480,979.60 : x - Step 2: Convert to fraction form
27,753,038.12/41,670,480.68 = 15,480,979.60/x - Step 3: Cross multiply
27,753,038.12x = 41,670,480.68 × 15,480,979.60 - Step 4: Simplify right side
27,753,038.12x = 645,099,861,329,274.12 - Step 5: Solve for x
x = 645,099,861,329,274.12/27,753,038.12 - Step 6: Final answer
x = 23,244,297.02
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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.