Finding the Fourth Proportional to 6,721,679.24, 10,082,503.49 and 2,881,011.32
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Solution
The fourth proportional to 6,721,679.24, 10,082,503.49 and 2,881,011.32 is: 4,321,510.38
Step by Step Solution
- Step 1: Write the proportion equation
6,721,679.24 : 10,082,503.49 = 2,881,011.32 : x - Step 2: Convert to fraction form
6,721,679.24/10,082,503.49 = 2,881,011.32/x - Step 3: Cross multiply
6,721,679.24x = 10,082,503.49 × 2,881,011.32 - Step 4: Simplify right side
6,721,679.24x = 29,047,806,623,811.93 - Step 5: Solve for x
x = 29,047,806,623,811.93/6,721,679.24 - Step 6: Final answer
x = 4,321,510.38
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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.