Finding the Fourth Proportional to 29,338,890.18, 40,485,643.16 and 16,285,121.52
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Solution
The fourth proportional to 29,338,890.18, 40,485,643.16 and 16,285,121.52 is: 22,472,343.52
Step by Step Solution
- Step 1: Write the proportion equation
29,338,890.18 : 40,485,643.16 = 16,285,121.52 : x - Step 2: Convert to fraction form
29,338,890.18/40,485,643.16 = 16,285,121.52/x - Step 3: Cross multiply
29,338,890.18x = 40,485,643.16 × 16,285,121.52 - Step 4: Simplify right side
29,338,890.18x = 659,313,618,594,531.25 - Step 5: Solve for x
x = 659,313,618,594,531.25/29,338,890.18 - Step 6: Final answer
x = 22,472,343.52
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.