Finding the Fourth Proportional to 8,721,250.95, 12,035,206.35 and 4,853,771.49
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Solution
The fourth proportional to 8,721,250.95, 12,035,206.35 and 4,853,771.49 is: 6,698,137.89
Step by Step Solution
- Step 1: Write the proportion equation
8,721,250.95 : 12,035,206.35 = 4,853,771.49 : x - Step 2: Convert to fraction form
8,721,250.95/12,035,206.35 = 4,853,771.49/x - Step 3: Cross multiply
8,721,250.95x = 12,035,206.35 × 4,853,771.49 - Step 4: Simplify right side
8,721,250.95x = 58,416,141,457,896.96 - Step 5: Solve for x
x = 58,416,141,457,896.96/8,721,250.95 - Step 6: Final answer
x = 6,698,137.89
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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.