Finding the Fourth Proportional to 45,360,648.20, 68,040,972.30 and 24,953,313.80
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Solution
The fourth proportional to 45,360,648.20, 68,040,972.30 and 24,953,313.80 is: 37,429,970.70
Step by Step Solution
- Step 1: Write the proportion equation
45,360,648.20 : 68,040,972.30 = 24,953,313.80 : x - Step 2: Convert to fraction form
45,360,648.20/68,040,972.30 = 24,953,313.80/x - Step 3: Cross multiply
45,360,648.20x = 68,040,972.30 × 24,953,313.80 - Step 4: Simplify right side
45,360,648.20x = 1,697,847,733,059,007.75 - Step 5: Solve for x
x = 1,697,847,733,059,007.75/45,360,648.20 - Step 6: Final answer
x = 37,429,970.70
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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.