Finding the Fourth Proportional to 10,628,628.83, 14,662,456.14 and 6,274,798.44
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Solution
The fourth proportional to 10,628,628.83, 14,662,456.14 and 6,274,798.44 is: 8,656,239.52
Step by Step Solution
- Step 1: Write the proportion equation
10,628,628.83 : 14,662,456.14 = 6,274,798.44 : x - Step 2: Convert to fraction form
10,628,628.83/14,662,456.14 = 6,274,798.44/x - Step 3: Cross multiply
10,628,628.83x = 14,662,456.14 × 6,274,798.44 - Step 4: Simplify right side
10,628,628.83x = 92,003,956,913,840.44 - Step 5: Solve for x
x = 92,003,956,913,840.44/10,628,628.83 - Step 6: Final answer
x = 8,656,239.52
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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.