Finding the Fourth Proportional to 21,344,264.11, 29,455,078.17 and 11,554,701.04
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Solution
The fourth proportional to 21,344,264.11, 29,455,078.17 and 11,554,701.04 is: 15,945,484.02
Step by Step Solution
- Step 1: Write the proportion equation
21,344,264.11 : 29,455,078.17 = 11,554,701.04 : x - Step 2: Convert to fraction form
21,344,264.11/29,455,078.17 = 11,554,701.04/x - Step 3: Cross multiply
21,344,264.11x = 29,455,078.17 × 11,554,701.04 - Step 4: Simplify right side
21,344,264.11x = 340,344,622,364,180.31 - Step 5: Solve for x
x = 340,344,622,364,180.31/21,344,264.11 - Step 6: Final answer
x = 15,945,484.02
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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.