Finding the Fourth Proportional to 10,709,729.10, 16,040,974.05 and 5,655,134.70
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Solution
The fourth proportional to 10,709,729.10, 16,040,974.05 and 5,655,134.70 is: 8,470,230.02
Step by Step Solution
- Step 1: Write the proportion equation
10,709,729.10 : 16,040,974.05 = 5,655,134.70 : x - Step 2: Convert to fraction form
10,709,729.10/16,040,974.05 = 5,655,134.70/x - Step 3: Cross multiply
10,709,729.10x = 16,040,974.05 × 5,655,134.70 - Step 4: Simplify right side
10,709,729.10x = 90,713,868,971,954.55 - Step 5: Solve for x
x = 90,713,868,971,954.55/10,709,729.10 - Step 6: Final answer
x = 8,470,230.02
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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.