Finding the Fourth Proportional to 36,163,002.11, 49,905,396.77 and 19,643,402.53
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Solution
The fourth proportional to 36,163,002.11, 49,905,396.77 and 19,643,402.53 is: 27,108,142.03
Step by Step Solution
- Step 1: Write the proportion equation
36,163,002.11 : 49,905,396.77 = 19,643,402.53 : x - Step 2: Convert to fraction form
36,163,002.11/49,905,396.77 = 19,643,402.53/x - Step 3: Cross multiply
36,163,002.11x = 49,905,396.77 × 19,643,402.53 - Step 4: Simplify right side
36,163,002.11x = 980,311,797,221,580.38 - Step 5: Solve for x
x = 980,311,797,221,580.38/36,163,002.11 - Step 6: Final answer
x = 27,108,142.03
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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.