Finding the Fourth Proportional to 19,534,112.72, 29,305,368.66 and 6,581,550.50
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Solution
The fourth proportional to 19,534,112.72, 29,305,368.66 and 6,581,550.50 is: 9,873,740.70
Step by Step Solution
- Step 1: Write the proportion equation
19,534,112.72 : 29,305,368.66 = 6,581,550.50 : x - Step 2: Convert to fraction form
19,534,112.72/29,305,368.66 = 6,581,550.50/x - Step 3: Cross multiply
19,534,112.72x = 29,305,368.66 × 6,581,550.50 - Step 4: Simplify right side
19,534,112.72x = 192,874,763,756,907.34 - Step 5: Solve for x
x = 192,874,763,756,907.34/19,534,112.72 - Step 6: Final answer
x = 9,873,740.70
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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.