Finding the Fourth Proportional to 17,442,857.28, 24,071,935.68 and 9,708,394.80
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Solution
The fourth proportional to 17,442,857.28, 24,071,935.68 and 9,708,394.80 is: 13,398,025.99
Step by Step Solution
- Step 1: Write the proportion equation
17,442,857.28 : 24,071,935.68 = 9,708,394.80 : x - Step 2: Convert to fraction form
17,442,857.28/24,071,935.68 = 9,708,394.80/x - Step 3: Cross multiply
17,442,857.28x = 24,071,935.68 × 9,708,394.80 - Step 4: Simplify right side
17,442,857.28x = 233,699,855,181,646.47 - Step 5: Solve for x
x = 233,699,855,181,646.47/17,442,857.28 - Step 6: Final answer
x = 13,398,025.99
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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.