Finding the Fourth Proportional to 15,454,079.95, 23,176,198.29 and 5,076,890.26
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Solution
The fourth proportional to 15,454,079.95, 23,176,198.29 and 5,076,890.26 is: 7,613,718.56
Step by Step Solution
- Step 1: Write the proportion equation
15,454,079.95 : 23,176,198.29 = 5,076,890.26 : x - Step 2: Convert to fraction form
15,454,079.95/23,176,198.29 = 5,076,890.26/x - Step 3: Cross multiply
15,454,079.95x = 23,176,198.29 × 5,076,890.26 - Step 4: Simplify right side
15,454,079.95x = 117,663,015,362,329.64 - Step 5: Solve for x
x = 117,663,015,362,329.64/15,454,079.95 - Step 6: Final answer
x = 7,613,718.56
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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.