Finding the Fourth Proportional to 9,428,464.14, 13,007,871.99 and 6,167,141.34
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Solution
The fourth proportional to 9,428,464.14, 13,007,871.99 and 6,167,141.34 is: 8,508,425.54
Step by Step Solution
- Step 1: Write the proportion equation
9,428,464.14 : 13,007,871.99 = 6,167,141.34 : x - Step 2: Convert to fraction form
9,428,464.14/13,007,871.99 = 6,167,141.34/x - Step 3: Cross multiply
9,428,464.14x = 13,007,871.99 × 6,167,141.34 - Step 4: Simplify right side
9,428,464.14x = 80,221,385,094,957.06 - Step 5: Solve for x
x = 80,221,385,094,957.06/9,428,464.14 - Step 6: Final answer
x = 8,508,425.54
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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.