Finding the Fourth Proportional to 11,830,727.40, 17,739,092.70 and 6,162,023.40
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Solution
The fourth proportional to 11,830,727.40, 17,739,092.70 and 6,162,023.40 is: 9,239,389.99
Step by Step Solution
- Step 1: Write the proportion equation
11,830,727.40 : 17,739,092.70 = 6,162,023.40 : x - Step 2: Convert to fraction form
11,830,727.40/17,739,092.70 = 6,162,023.40/x - Step 3: Cross multiply
11,830,727.40x = 17,739,092.70 × 6,162,023.40 - Step 4: Simplify right side
11,830,727.40x = 109,308,704,312,169.19 - Step 5: Solve for x
x = 109,308,704,312,169.19/11,830,727.40 - Step 6: Final answer
x = 9,239,389.99
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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.