Finding the Fourth Proportional to 14,729,386.60, 20,329,027.00 and 8,538,306.02
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Solution
The fourth proportional to 14,729,386.60, 20,329,027.00 and 8,538,306.02 is: 11,784,296.15
Step by Step Solution
- Step 1: Write the proportion equation
14,729,386.60 : 20,329,027.00 = 8,538,306.02 : x - Step 2: Convert to fraction form
14,729,386.60/20,329,027.00 = 8,538,306.02/x - Step 3: Cross multiply
14,729,386.60x = 20,329,027.00 × 8,538,306.02 - Step 4: Simplify right side
14,729,386.60x = 173,575,453,682,436.25 - Step 5: Solve for x
x = 173,575,453,682,436.25/14,729,386.60 - Step 6: Final answer
x = 11,784,296.15
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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.