Finding the Fourth Proportional to 48,865,892.80, 73,186,864.80 and 47,746,148.80
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Solution
The fourth proportional to 48,865,892.80, 73,186,864.80 and 47,746,148.80 is: 71,509,814.65
Step by Step Solution
- Step 1: Write the proportion equation
48,865,892.80 : 73,186,864.80 = 47,746,148.80 : x - Step 2: Convert to fraction form
48,865,892.80/73,186,864.80 = 47,746,148.80/x - Step 3: Cross multiply
48,865,892.80x = 73,186,864.80 × 47,746,148.80 - Step 4: Simplify right side
48,865,892.80x = 3,494,390,936,946,282 - Step 5: Solve for x
x = 3,494,390,936,946,282/48,865,892.80 - Step 6: Final answer
x = 71,509,814.65
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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.