Finding the Fourth Proportional to 23,188,639.20, 34,772,461.20 and 8,806,927.20
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Solution
The fourth proportional to 23,188,639.20, 34,772,461.20 and 8,806,927.20 is: 13,206,403.86
Step by Step Solution
- Step 1: Write the proportion equation
23,188,639.20 : 34,772,461.20 = 8,806,927.20 : x - Step 2: Convert to fraction form
23,188,639.20/34,772,461.20 = 8,806,927.20/x - Step 3: Cross multiply
23,188,639.20x = 34,772,461.20 × 8,806,927.20 - Step 4: Simplify right side
23,188,639.20x = 306,238,534,353,224.62 - Step 5: Solve for x
x = 306,238,534,353,224.62/23,188,639.20 - Step 6: Final answer
x = 13,206,403.86
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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.