Finding the Fourth Proportional to 16,883,925.87, 23,297,240.67 and 9,539,079.09
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Solution
The fourth proportional to 16,883,925.87, 23,297,240.67 and 9,539,079.09 is: 13,162,473.17
Step by Step Solution
- Step 1: Write the proportion equation
16,883,925.87 : 23,297,240.67 = 9,539,079.09 : x - Step 2: Convert to fraction form
16,883,925.87/23,297,240.67 = 9,539,079.09/x - Step 3: Cross multiply
16,883,925.87x = 23,297,240.67 × 9,539,079.09 - Step 4: Simplify right side
16,883,925.87x = 222,234,221,329,894.59 - Step 5: Solve for x
x = 222,234,221,329,894.59/16,883,925.87 - Step 6: Final answer
x = 13,162,473.17
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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.