Finding the Fourth Proportional to 10,192,796.23, 15,289,225.80 and 2,516,441.95
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Solution
The fourth proportional to 10,192,796.23, 15,289,225.80 and 2,516,441.95 is: 3,774,670.69
Step by Step Solution
- Step 1: Write the proportion equation
10,192,796.23 : 15,289,225.80 = 2,516,441.95 : x - Step 2: Convert to fraction form
10,192,796.23/15,289,225.80 = 2,516,441.95/x - Step 3: Cross multiply
10,192,796.23x = 15,289,225.80 × 2,516,441.95 - Step 4: Simplify right side
10,192,796.23x = 38,474,449,186,142.31 - Step 5: Solve for x
x = 38,474,449,186,142.31/10,192,796.23 - Step 6: Final answer
x = 3,774,670.69
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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.