Finding the Fourth Proportional to 27,701,028.02, 38,226,751.88 and 15,141,519.08
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Solution
The fourth proportional to 27,701,028.02, 38,226,751.88 and 15,141,519.08 is: 20,894,931.86
Step by Step Solution
- Step 1: Write the proportion equation
27,701,028.02 : 38,226,751.88 = 15,141,519.08 : x - Step 2: Convert to fraction form
27,701,028.02/38,226,751.88 = 15,141,519.08/x - Step 3: Cross multiply
27,701,028.02x = 38,226,751.88 × 15,141,519.08 - Step 4: Simplify right side
27,701,028.02x = 578,811,093,096,109.12 - Step 5: Solve for x
x = 578,811,093,096,109.12/27,701,028.02 - Step 6: Final answer
x = 20,894,931.86
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.