Finding the Fourth Proportional to 53,201,838.85, 79,738,059.36 and 37,644,149.80
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Solution
The fourth proportional to 53,201,838.85, 79,738,059.36 and 37,644,149.80 is: 56,420,445.54
Step by Step Solution
- Step 1: Write the proportion equation
53,201,838.85 : 79,738,059.36 = 37,644,149.80 : x - Step 2: Convert to fraction form
53,201,838.85/79,738,059.36 = 37,644,149.80/x - Step 3: Cross multiply
53,201,838.85x = 79,738,059.36 × 37,644,149.80 - Step 4: Simplify right side
53,201,838.85x = 3,001,671,451,309,132 - Step 5: Solve for x
x = 3,001,671,451,309,132/53,201,838.85 - Step 6: Final answer
x = 56,420,445.54
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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.