Finding the Fourth Proportional to 7,559,147.67, 11,338,763.03 and 1,879,371.98
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Solution
The fourth proportional to 7,559,147.67, 11,338,763.03 and 1,879,371.98 is: 2,819,068.29
Step by Step Solution
- Step 1: Write the proportion equation
7,559,147.67 : 11,338,763.03 = 1,879,371.98 : x - Step 2: Convert to fraction form
7,559,147.67/11,338,763.03 = 1,879,371.98/x - Step 3: Cross multiply
7,559,147.67x = 11,338,763.03 × 1,879,371.98 - Step 4: Simplify right side
7,559,147.67x = 21,309,753,526,441.90 - Step 5: Solve for x
x = 21,309,753,526,441.90/7,559,147.67 - Step 6: Final answer
x = 2,819,068.29
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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.