Finding the Fourth Proportional to 53,671,657.60, 80,865,984.92 and 48,560,638.88
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Solution
The fourth proportional to 53,671,657.60, 80,865,984.92 and 48,560,638.88 is: 73,165,317.92
Step by Step Solution
- Step 1: Write the proportion equation
53,671,657.60 : 80,865,984.92 = 48,560,638.88 : x - Step 2: Convert to fraction form
53,671,657.60/80,865,984.92 = 48,560,638.88/x - Step 3: Cross multiply
53,671,657.60x = 80,865,984.92 × 48,560,638.88 - Step 4: Simplify right side
53,671,657.60x = 3,926,903,891,375,646 - Step 5: Solve for x
x = 3,926,903,891,375,646/53,671,657.60 - Step 6: Final answer
x = 73,165,317.92
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Why These Related Problems?
These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.