Finding the Fourth Proportional to 8,470,251.41, 11,689,119.98 and 4,603,021.68
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Solution
The fourth proportional to 8,470,251.41, 11,689,119.98 and 4,603,021.68 is: 6,352,263.95
Step by Step Solution
- Step 1: Write the proportion equation
8,470,251.41 : 11,689,119.98 = 4,603,021.68 : x - Step 2: Convert to fraction form
8,470,251.41/11,689,119.98 = 4,603,021.68/x - Step 3: Cross multiply
8,470,251.41x = 11,689,119.98 × 4,603,021.68 - Step 4: Simplify right side
8,470,251.41x = 53,805,272,665,046.05 - Step 5: Solve for x
x = 53,805,272,665,046.05/8,470,251.41 - Step 6: Final answer
x = 6,352,263.95
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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.