Finding the Fourth Proportional to 11,178,391.05, 16,767,565.64 and 3,502,623.51
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Solution
The fourth proportional to 11,178,391.05, 16,767,565.64 and 3,502,623.51 is: 5,253,928.70
Step by Step Solution
- Step 1: Write the proportion equation
11,178,391.05 : 16,767,565.64 = 3,502,623.51 : x - Step 2: Convert to fraction form
11,178,391.05/16,767,565.64 = 3,502,623.51/x - Step 3: Cross multiply
11,178,391.05x = 16,767,565.64 × 3,502,623.51 - Step 4: Simplify right side
11,178,391.05x = 58,730,469,598,619.08 - Step 5: Solve for x
x = 58,730,469,598,619.08/11,178,391.05 - Step 6: Final answer
x = 5,253,928.70
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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.