Finding the Fourth Proportional to 81,372,926.04, 122,060,340.45 and 23,866,351.53
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Solution
The fourth proportional to 81,372,926.04, 122,060,340.45 and 23,866,351.53 is: 35,799,806.33
Step by Step Solution
- Step 1: Write the proportion equation
81,372,926.04 : 122,060,340.45 = 23,866,351.53 : x - Step 2: Convert to fraction form
81,372,926.04/122,060,340.45 = 23,866,351.53/x - Step 3: Cross multiply
81,372,926.04x = 122,060,340.45 × 23,866,351.53 - Step 4: Simplify right side
81,372,926.04x = 2,913,134,993,051,178.50 - Step 5: Solve for x
x = 2,913,134,993,051,178.50/81,372,926.04 - Step 6: Final answer
x = 35,799,806.33
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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.