Finding the Fourth Proportional to 17,326,581.15, 23,910,963.99 and 9,485,961.09
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Solution
The fourth proportional to 17,326,581.15, 23,910,963.99 and 9,485,961.09 is: 13,090,780.70
Step by Step Solution
- Step 1: Write the proportion equation
17,326,581.15 : 23,910,963.99 = 9,485,961.09 : x - Step 2: Convert to fraction form
17,326,581.15/23,910,963.99 = 9,485,961.09/x - Step 3: Cross multiply
17,326,581.15x = 23,910,963.99 × 9,485,961.09 - Step 4: Simplify right side
17,326,581.15x = 226,818,474,033,531.12 - Step 5: Solve for x
x = 226,818,474,033,531.12/17,326,581.15 - Step 6: Final answer
x = 13,090,780.70
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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.