Finding the Fourth Proportional to 19,261,769.76, 26,581,235.67 and 10,559,755.62
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Solution
The fourth proportional to 19,261,769.76, 26,581,235.67 and 10,559,755.62 is: 14,572,459.14
Step by Step Solution
- Step 1: Write the proportion equation
19,261,769.76 : 26,581,235.67 = 10,559,755.62 : x - Step 2: Convert to fraction form
19,261,769.76/26,581,235.67 = 10,559,755.62/x - Step 3: Cross multiply
19,261,769.76x = 26,581,235.67 × 10,559,755.62 - Step 4: Simplify right side
19,261,769.76x = 280,691,352,752,826.97 - Step 5: Solve for x
x = 280,691,352,752,826.97/19,261,769.76 - Step 6: Final answer
x = 14,572,459.14
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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.