Finding the Fourth Proportional to 26,734,220.71, 36,892,269.84 and 15,131,535.06
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Solution
The fourth proportional to 26,734,220.71, 36,892,269.84 and 15,131,535.06 is: 20,880,978.00
Step by Step Solution
- Step 1: Write the proportion equation
26,734,220.71 : 36,892,269.84 = 15,131,535.06 : x - Step 2: Convert to fraction form
26,734,220.71/36,892,269.84 = 15,131,535.06/x - Step 3: Cross multiply
26,734,220.71x = 36,892,269.84 × 15,131,535.06 - Step 4: Simplify right side
26,734,220.71x = 558,236,674,526,940.69 - Step 5: Solve for x
x = 558,236,674,526,940.69/26,734,220.71 - Step 6: Final answer
x = 20,880,978.00
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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.