Finding the Fourth Proportional to 15,327,194.88, 22,991,335.47 and 3,812,722.14
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Solution
The fourth proportional to 15,327,194.88, 22,991,335.47 and 3,812,722.14 is: 5,719,218.32
Step by Step Solution
- Step 1: Write the proportion equation
15,327,194.88 : 22,991,335.47 = 3,812,722.14 : x - Step 2: Convert to fraction form
15,327,194.88/22,991,335.47 = 3,812,722.14/x - Step 3: Cross multiply
15,327,194.88x = 22,991,335.47 × 3,812,722.14 - Step 4: Simplify right side
15,327,194.88x = 87,659,573,774,636.30 - Step 5: Solve for x
x = 87,659,573,774,636.30/15,327,194.88 - Step 6: Final answer
x = 5,719,218.32
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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.