Finding the Fourth Proportional to 10,953,976.26, 16,411,478.20 and 9,340,167.08
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Solution
The fourth proportional to 10,953,976.26, 16,411,478.20 and 9,340,167.08 is: 13,993,635.26
Step by Step Solution
- Step 1: Write the proportion equation
10,953,976.26 : 16,411,478.20 = 9,340,167.08 : x - Step 2: Convert to fraction form
10,953,976.26/16,411,478.20 = 9,340,167.08/x - Step 3: Cross multiply
10,953,976.26x = 16,411,478.20 × 9,340,167.08 - Step 4: Simplify right side
10,953,976.26x = 153,285,948,417,777.66 - Step 5: Solve for x
x = 153,285,948,417,777.66/10,953,976.26 - Step 6: Final answer
x = 13,993,635.26
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.