Finding the Fourth Proportional to 10,086,563.98, 15,128,222.12 and 2,896,462.49
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Solution
The fourth proportional to 10,086,563.98, 15,128,222.12 and 2,896,462.49 is: 4,344,227.43
Step by Step Solution
- Step 1: Write the proportion equation
10,086,563.98 : 15,128,222.12 = 2,896,462.49 : x - Step 2: Convert to fraction form
10,086,563.98/15,128,222.12 = 2,896,462.49/x - Step 3: Cross multiply
10,086,563.98x = 15,128,222.12 × 2,896,462.49 - Step 4: Simplify right side
10,086,563.98x = 43,818,327,896,485.97 - Step 5: Solve for x
x = 43,818,327,896,485.97/10,086,563.98 - Step 6: Final answer
x = 4,344,227.43
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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.