Finding the Fourth Proportional to 26,876,621.17, 37,092,886.00 and 15,275,928.44
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Solution
The fourth proportional to 26,876,621.17, 37,092,886.00 and 15,275,928.44 is: 21,082,570.92
Step by Step Solution
- Step 1: Write the proportion equation
26,876,621.17 : 37,092,886.00 = 15,275,928.44 : x - Step 2: Convert to fraction form
26,876,621.17/37,092,886.00 = 15,275,928.44/x - Step 3: Cross multiply
26,876,621.17x = 37,092,886.00 × 15,275,928.44 - Step 4: Simplify right side
26,876,621.17x = 566,628,271,907,233.75 - Step 5: Solve for x
x = 566,628,271,907,233.75/26,876,621.17 - Step 6: Final answer
x = 21,082,570.92
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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.