Finding the Fourth Proportional to 5,905,364.09, 8,854,840.70 and 2,663,108.20
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Solution
The fourth proportional to 5,905,364.09, 8,854,840.70 and 2,663,108.20 is: 3,993,216.75
Step by Step Solution
- Step 1: Write the proportion equation
5,905,364.09 : 8,854,840.70 = 2,663,108.20 : x - Step 2: Convert to fraction form
5,905,364.09/8,854,840.70 = 2,663,108.20/x - Step 3: Cross multiply
5,905,364.09x = 8,854,840.70 × 2,663,108.20 - Step 4: Simplify right side
5,905,364.09x = 23,581,398,820,274.00 - Step 5: Solve for x
x = 23,581,398,820,274.00/5,905,364.09 - Step 6: Final answer
x = 3,993,216.75
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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.