Finding the Fourth Proportional to 54,527,630.20, 81,649,727.70 and 43,095,743.80
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Solution
The fourth proportional to 54,527,630.20, 81,649,727.70 and 43,095,743.80 is: 64,531,609.63
Step by Step Solution
- Step 1: Write the proportion equation
54,527,630.20 : 81,649,727.70 = 43,095,743.80 : x - Step 2: Convert to fraction form
54,527,630.20/81,649,727.70 = 43,095,743.80/x - Step 3: Cross multiply
54,527,630.20x = 81,649,727.70 × 43,095,743.80 - Step 4: Simplify right side
54,527,630.20x = 3,518,755,746,298,963 - Step 5: Solve for x
x = 3,518,755,746,298,963/54,527,630.20 - Step 6: Final answer
x = 64,531,609.63
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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.