Finding the Fourth Proportional to 11,099,037.98, 15,315,820.26 and 6,747,520.34
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Solution
The fourth proportional to 11,099,037.98, 15,315,820.26 and 6,747,520.34 is: 9,311,060.01
Step by Step Solution
- Step 1: Write the proportion equation
11,099,037.98 : 15,315,820.26 = 6,747,520.34 : x - Step 2: Convert to fraction form
11,099,037.98/15,315,820.26 = 6,747,520.34/x - Step 3: Cross multiply
11,099,037.98x = 15,315,820.26 × 6,747,520.34 - Step 4: Simplify right side
11,099,037.98x = 103,343,808,728,134.08 - Step 5: Solve for x
x = 103,343,808,728,134.08/11,099,037.98 - Step 6: Final answer
x = 9,311,060.01
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.