Finding the Fourth Proportional to 17,442,289.82, 24,070,360.02 and 9,709,158.98
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Solution
The fourth proportional to 17,442,289.82, 24,070,360.02 and 9,709,158.98 is: 13,398,639.43
Step by Step Solution
- Step 1: Write the proportion equation
17,442,289.82 : 24,070,360.02 = 9,709,158.98 : x - Step 2: Convert to fraction form
17,442,289.82/24,070,360.02 = 9,709,158.98/x - Step 3: Cross multiply
17,442,289.82x = 24,070,360.02 × 9,709,158.98 - Step 4: Simplify right side
17,442,289.82x = 233,702,952,140,016 - Step 5: Solve for x
x = 233,702,952,140,016/17,442,289.82 - Step 6: Final answer
x = 13,398,639.43
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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.