Finding the Fourth Proportional to 13,901,433.23, 20,853,284.58 and 6,981,353.67
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Solution
The fourth proportional to 13,901,433.23, 20,853,284.58 and 6,981,353.67 is: 10,472,600.38
Step by Step Solution
- Step 1: Write the proportion equation
13,901,433.23 : 20,853,284.58 = 6,981,353.67 : x - Step 2: Convert to fraction form
13,901,433.23/20,853,284.58 = 6,981,353.67/x - Step 3: Cross multiply
13,901,433.23x = 20,853,284.58 × 6,981,353.67 - Step 4: Simplify right side
13,901,433.23x = 145,584,154,834,137.41 - Step 5: Solve for x
x = 145,584,154,834,137.41/13,901,433.23 - Step 6: Final answer
x = 10,472,600.38
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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.