Finding the Fourth Proportional to 12,134,494.08, 18,201,790.80 and 3,036,566.88
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Solution
The fourth proportional to 12,134,494.08, 18,201,790.80 and 3,036,566.88 is: 4,554,862.75
Step by Step Solution
- Step 1: Write the proportion equation
12,134,494.08 : 18,201,790.80 = 3,036,566.88 : x - Step 2: Convert to fraction form
12,134,494.08/18,201,790.80 = 3,036,566.88/x - Step 3: Cross multiply
12,134,494.08x = 18,201,790.80 × 3,036,566.88 - Step 4: Simplify right side
12,134,494.08x = 55,270,955,099,968.70 - Step 5: Solve for x
x = 55,270,955,099,968.70/12,134,494.08 - Step 6: Final answer
x = 4,554,862.75
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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.