Finding the Fourth Proportional to 14,422,478.02, 21,636,603.87 and 5,324,630.92
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Solution
The fourth proportional to 14,422,478.02, 21,636,603.87 and 5,324,630.92 is: 7,988,012.17
Step by Step Solution
- Step 1: Write the proportion equation
14,422,478.02 : 21,636,603.87 = 5,324,630.92 : x - Step 2: Convert to fraction form
14,422,478.02/21,636,603.87 = 5,324,630.92/x - Step 3: Cross multiply
14,422,478.02x = 21,636,603.87 × 5,324,630.92 - Step 4: Simplify right side
14,422,478.02x = 115,206,929,969,993.67 - Step 5: Solve for x
x = 115,206,929,969,993.67/14,422,478.02 - Step 6: Final answer
x = 7,988,012.17
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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.