Finding the Fourth Proportional to 16,257,818.66, 24,386,727.81 and 5,474,216.45
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Solution
The fourth proportional to 16,257,818.66, 24,386,727.81 and 5,474,216.45 is: 8,211,324.61
Step by Step Solution
- Step 1: Write the proportion equation
16,257,818.66 : 24,386,727.81 = 5,474,216.45 : x - Step 2: Convert to fraction form
16,257,818.66/24,386,727.81 = 5,474,216.45/x - Step 3: Cross multiply
16,257,818.66x = 24,386,727.81 × 5,474,216.45 - Step 4: Simplify right side
16,257,818.66x = 133,498,226,417,240.83 - Step 5: Solve for x
x = 133,498,226,417,240.83/16,257,818.66 - Step 6: Final answer
x = 8,211,324.61
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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.