Finding the Fourth Proportional to 8,454,950.24, 12,677,030.69 and 5,572,989.68
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Solution
The fourth proportional to 8,454,950.24, 12,677,030.69 and 5,572,989.68 is: 8,355,928.68
Step by Step Solution
- Step 1: Write the proportion equation
8,454,950.24 : 12,677,030.69 = 5,572,989.68 : x - Step 2: Convert to fraction form
8,454,950.24/12,677,030.69 = 5,572,989.68/x - Step 3: Cross multiply
8,454,950.24x = 12,677,030.69 × 5,572,989.68 - Step 4: Simplify right side
8,454,950.24x = 70,648,961,117,163.17 - Step 5: Solve for x
x = 70,648,961,117,163.17/8,454,950.24 - Step 6: Final answer
x = 8,355,928.68
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.