Finding the Fourth Proportional to 47,718,975.20, 71,511,739.37 and 25,812,062.88
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Solution
The fourth proportional to 47,718,975.20, 71,511,739.37 and 25,812,062.88 is: 38,682,002.40
Step by Step Solution
- Step 1: Write the proportion equation
47,718,975.20 : 71,511,739.37 = 25,812,062.88 : x - Step 2: Convert to fraction form
47,718,975.20/71,511,739.37 = 25,812,062.88/x - Step 3: Cross multiply
47,718,975.20x = 71,511,739.37 × 25,812,062.88 - Step 4: Simplify right side
47,718,975.20x = 1,845,865,513,147,551 - Step 5: Solve for x
x = 1,845,865,513,147,551/47,718,975.20 - Step 6: Final answer
x = 38,682,002.40
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.