Finding the Fourth Proportional to 11,567,124.93, 15,962,632.40 and 6,410,818.63
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Solution
The fourth proportional to 11,567,124.93, 15,962,632.40 and 6,410,818.63 is: 8,846,929.71
Step by Step Solution
- Step 1: Write the proportion equation
11,567,124.93 : 15,962,632.40 = 6,410,818.63 : x - Step 2: Convert to fraction form
11,567,124.93/15,962,632.40 = 6,410,818.63/x - Step 3: Cross multiply
11,567,124.93x = 15,962,632.40 × 6,410,818.63 - Step 4: Simplify right side
11,567,124.93x = 102,333,541,173,761.61 - Step 5: Solve for x
x = 102,333,541,173,761.61/11,567,124.93 - Step 6: Final answer
x = 8,846,929.71
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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.