Finding the Fourth Proportional to 26,513,232.92, 36,582,777.97 and 15,497,851.87
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Solution
The fourth proportional to 26,513,232.92, 36,582,777.97 and 15,497,851.87 is: 21,383,830.32
Step by Step Solution
- Step 1: Write the proportion equation
26,513,232.92 : 36,582,777.97 = 15,497,851.87 : x - Step 2: Convert to fraction form
26,513,232.92/36,582,777.97 = 15,497,851.87/x - Step 3: Cross multiply
26,513,232.92x = 36,582,777.97 × 15,497,851.87 - Step 4: Simplify right side
26,513,232.92x = 566,954,473,979,143.12 - Step 5: Solve for x
x = 566,954,473,979,143.12/26,513,232.92 - Step 6: Final answer
x = 21,383,830.32
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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.