Finding the Fourth Proportional to 10,166,614.52, 14,026,420.92 and 6,497,678.72
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Solution
The fourth proportional to 10,166,614.52, 14,026,420.92 and 6,497,678.72 is: 8,964,555.17
Step by Step Solution
- Step 1: Write the proportion equation
10,166,614.52 : 14,026,420.92 = 6,497,678.72 : x - Step 2: Convert to fraction form
10,166,614.52/14,026,420.92 = 6,497,678.72/x - Step 3: Cross multiply
10,166,614.52x = 14,026,420.92 × 6,497,678.72 - Step 4: Simplify right side
10,166,614.52x = 91,139,176,729,646.81 - Step 5: Solve for x
x = 91,139,176,729,646.81/10,166,614.52 - Step 6: Final answer
x = 8,964,555.17
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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.