Finding the Fourth Proportional to 81,626,363.01, 122,492,220.38 and 29,806,627.00
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Solution
The fourth proportional to 81,626,363.01, 122,492,220.38 and 29,806,627.00 is: 44,729,175.59
Step by Step Solution
- Step 1: Write the proportion equation
81,626,363.01 : 122,492,220.38 = 29,806,627.00 : x - Step 2: Convert to fraction form
81,626,363.01/122,492,220.38 = 29,806,627.00/x - Step 3: Cross multiply
81,626,363.01x = 122,492,220.38 × 29,806,627.00 - Step 4: Simplify right side
81,626,363.01x = 3,651,079,923,728,763.50 - Step 5: Solve for x
x = 3,651,079,923,728,763.50/81,626,363.01 - Step 6: Final answer
x = 44,729,175.59
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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.