Finding the Fourth Proportional to 10,909,247.40, 16,361,246.52 and 3,336,278.76
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Solution
The fourth proportional to 10,909,247.40, 16,361,246.52 and 3,336,278.76 is: 5,003,615.49
Step by Step Solution
- Step 1: Write the proportion equation
10,909,247.40 : 16,361,246.52 = 3,336,278.76 : x - Step 2: Convert to fraction form
10,909,247.40/16,361,246.52 = 3,336,278.76/x - Step 3: Cross multiply
10,909,247.40x = 16,361,246.52 × 3,336,278.76 - Step 4: Simplify right side
10,909,247.40x = 54,585,679,251,799.91 - Step 5: Solve for x
x = 54,585,679,251,799.91/10,909,247.40 - Step 6: Final answer
x = 5,003,615.49
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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.