Finding the Fourth Proportional to 19,162,347.54, 28,743,522.44 and 15,306,115.08
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Solution
The fourth proportional to 19,162,347.54, 28,743,522.44 and 15,306,115.08 is: 22,959,173.52
Step by Step Solution
- Step 1: Write the proportion equation
19,162,347.54 : 28,743,522.44 = 15,306,115.08 : x - Step 2: Convert to fraction form
19,162,347.54/28,743,522.44 = 15,306,115.08/x - Step 3: Cross multiply
19,162,347.54x = 28,743,522.44 × 15,306,115.08 - Step 4: Simplify right side
19,162,347.54x = 439,951,662,194,671.81 - Step 5: Solve for x
x = 439,951,662,194,671.81/19,162,347.54 - Step 6: Final answer
x = 22,959,173.52
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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.