Finding the Fourth Proportional to 16,417,450.68, 22,660,421.00 and 9,448,985.85
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Solution
The fourth proportional to 16,417,450.68, 22,660,421.00 and 9,448,985.85 is: 13,042,097.80
Step by Step Solution
- Step 1: Write the proportion equation
16,417,450.68 : 22,660,421.00 = 9,448,985.85 : x - Step 2: Convert to fraction form
16,417,450.68/22,660,421.00 = 9,448,985.85/x - Step 3: Cross multiply
16,417,450.68x = 22,660,421.00 × 9,448,985.85 - Step 4: Simplify right side
16,417,450.68x = 214,117,997,336,797.94 - Step 5: Solve for x
x = 214,117,997,336,797.94/16,417,450.68 - Step 6: Final answer
x = 13,042,097.80
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.