Finding the Fourth Proportional to 13,284,920.10, 19,930,879.35 and 4,764,368.10
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Solution
The fourth proportional to 13,284,920.10, 19,930,879.35 and 4,764,368.10 is: 7,147,807.07
Step by Step Solution
- Step 1: Write the proportion equation
13,284,920.10 : 19,930,879.35 = 4,764,368.10 : x - Step 2: Convert to fraction form
13,284,920.10/19,930,879.35 = 4,764,368.10/x - Step 3: Cross multiply
13,284,920.10x = 19,930,879.35 × 4,764,368.10 - Step 4: Simplify right side
13,284,920.10x = 94,958,045,780,088.73 - Step 5: Solve for x
x = 94,958,045,780,088.73/13,284,920.10 - Step 6: Final answer
x = 7,147,807.07
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.