Finding the Fourth Proportional to 44,361,143.96, 66,549,282.60 and 19,777,990.71
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Solution
The fourth proportional to 44,361,143.96, 66,549,282.60 and 19,777,990.71 is: 29,670,359.59
Step by Step Solution
- Step 1: Write the proportion equation
44,361,143.96 : 66,549,282.60 = 19,777,990.71 : x - Step 2: Convert to fraction form
44,361,143.96/66,549,282.60 = 19,777,990.71/x - Step 3: Cross multiply
44,361,143.96x = 66,549,282.60 × 19,777,990.71 - Step 4: Simplify right side
44,361,143.96x = 1,316,211,093,019,964.75 - Step 5: Solve for x
x = 1,316,211,093,019,964.75/44,361,143.96 - Step 6: Final answer
x = 29,670,359.59
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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.