Finding the Fourth Proportional to 10,312,922.08, 15,468,174.40 and 3,489,474.88
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Solution
The fourth proportional to 10,312,922.08, 15,468,174.40 and 3,489,474.88 is: 5,233,803.34
Step by Step Solution
- Step 1: Write the proportion equation
10,312,922.08 : 15,468,174.40 = 3,489,474.88 : x - Step 2: Convert to fraction form
10,312,922.08/15,468,174.40 = 3,489,474.88/x - Step 3: Cross multiply
10,312,922.08x = 15,468,174.40 × 3,489,474.88 - Step 4: Simplify right side
10,312,922.08x = 53,975,806,008,259.07 - Step 5: Solve for x
x = 53,975,806,008,259.07/10,312,922.08 - Step 6: Final answer
x = 5,233,803.34
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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.