Finding the Fourth Proportional to 15,541,916.11, 23,315,679.29 and 7,026,262.99
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Solution
The fourth proportional to 15,541,916.11, 23,315,679.29 and 7,026,262.99 is: 10,540,662.64
Step by Step Solution
- Step 1: Write the proportion equation
15,541,916.11 : 23,315,679.29 = 7,026,262.99 : x - Step 2: Convert to fraction form
15,541,916.11/23,315,679.29 = 7,026,262.99/x - Step 3: Cross multiply
15,541,916.11x = 23,315,679.29 × 7,026,262.99 - Step 4: Simplify right side
15,541,916.11x = 163,822,094,482,036.47 - Step 5: Solve for x
x = 163,822,094,482,036.47/15,541,916.11 - Step 6: Final answer
x = 10,540,662.64
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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.