Finding the Fourth Proportional to 11,862,427.44, 16,370,134.20 and 6,429,918
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Solution
The fourth proportional to 11,862,427.44, 16,370,134.20 and 6,429,918 is: 8,873,278.35
Step by Step Solution
- Step 1: Write the proportion equation
11,862,427.44 : 16,370,134.20 = 6,429,918 : x - Step 2: Convert to fraction form
11,862,427.44/16,370,134.20 = 6,429,918/x - Step 3: Cross multiply
11,862,427.44x = 16,370,134.20 × 6,429,918 - Step 4: Simplify right side
11,862,427.44x = 105,258,620,554,995.59 - Step 5: Solve for x
x = 105,258,620,554,995.59/11,862,427.44 - Step 6: Final answer
x = 8,873,278.35
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.