Finding the Fourth Proportional to 26,797,273.20, 36,979,169.76 and 14,574,139.92
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Solution
The fourth proportional to 26,797,273.20, 36,979,169.76 and 14,574,139.92 is: 20,111,732.64
Step by Step Solution
- Step 1: Write the proportion equation
26,797,273.20 : 36,979,169.76 = 14,574,139.92 : x - Step 2: Convert to fraction form
26,797,273.20/36,979,169.76 = 14,574,139.92/x - Step 3: Cross multiply
26,797,273.20x = 36,979,169.76 × 14,574,139.92 - Step 4: Simplify right side
26,797,273.20x = 538,939,594,207,672.81 - Step 5: Solve for x
x = 538,939,594,207,672.81/26,797,273.20 - Step 6: Final answer
x = 20,111,732.64
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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.