Finding the Fourth Proportional to 10,992,224.36, 16,488,476.78 and 2,905,130.09
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Solution
The fourth proportional to 10,992,224.36, 16,488,476.78 and 2,905,130.09 is: 4,357,732.20
Step by Step Solution
- Step 1: Write the proportion equation
10,992,224.36 : 16,488,476.78 = 2,905,130.09 : x - Step 2: Convert to fraction form
10,992,224.36/16,488,476.78 = 2,905,130.09/x - Step 3: Cross multiply
10,992,224.36x = 16,488,476.78 × 2,905,130.09 - Step 4: Simplify right side
10,992,224.36x = 47,901,170,058,539.85 - Step 5: Solve for x
x = 47,901,170,058,539.85/10,992,224.36 - Step 6: Final answer
x = 4,357,732.20
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.