Finding the Fourth Proportional to 8,872,688.84, 13,309,034.52 and 2,141,102.84
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Solution
The fourth proportional to 8,872,688.84, 13,309,034.52 and 2,141,102.84 is: 3,211,654.56
Step by Step Solution
- Step 1: Write the proportion equation
8,872,688.84 : 13,309,034.52 = 2,141,102.84 : x - Step 2: Convert to fraction form
8,872,688.84/13,309,034.52 = 2,141,102.84/x - Step 3: Cross multiply
8,872,688.84x = 13,309,034.52 × 2,141,102.84 - Step 4: Simplify right side
8,872,688.84x = 28,496,011,608,430.04 - Step 5: Solve for x
x = 28,496,011,608,430.04/8,872,688.84 - Step 6: Final answer
x = 3,211,654.56
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Similar ratio
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1.5x scale
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.