Finding the Fourth Proportional to 11,137,332.40, 16,681,115.40 and 9,146,676.40
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Solution
The fourth proportional to 11,137,332.40, 16,681,115.40 and 9,146,676.40 is: 13,699,578.95
Step by Step Solution
- Step 1: Write the proportion equation
11,137,332.40 : 16,681,115.40 = 9,146,676.40 : x - Step 2: Convert to fraction form
11,137,332.40/16,681,115.40 = 9,146,676.40/x - Step 3: Cross multiply
11,137,332.40x = 16,681,115.40 × 9,146,676.40 - Step 4: Simplify right side
11,137,332.40x = 152,576,764,554,856.56 - Step 5: Solve for x
x = 152,576,764,554,856.56/11,137,332.40 - Step 6: Final answer
x = 13,699,578.95
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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.