Finding the Fourth Proportional to 11,219,901.99, 16,860,242.52 and 6,106,112.79
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Solution
The fourth proportional to 11,219,901.99, 16,860,242.52 and 6,106,112.79 is: 9,175,707.83
Step by Step Solution
- Step 1: Write the proportion equation
11,219,901.99 : 16,860,242.52 = 6,106,112.79 : x - Step 2: Convert to fraction form
11,219,901.99/16,860,242.52 = 6,106,112.79/x - Step 3: Cross multiply
11,219,901.99x = 16,860,242.52 × 6,106,112.79 - Step 4: Simplify right side
11,219,901.99x = 102,950,542,493,873.83 - Step 5: Solve for x
x = 102,950,542,493,873.83/11,219,901.99 - Step 6: Final answer
x = 9,175,707.83
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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.