Finding the Fourth Proportional to 10,992,972.60, 16,481,732.44 and 4,842,035.08
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Solution
The fourth proportional to 10,992,972.60, 16,481,732.44 and 4,842,035.08 is: 7,259,649.37
Step by Step Solution
- Step 1: Write the proportion equation
10,992,972.60 : 16,481,732.44 = 4,842,035.08 : x - Step 2: Convert to fraction form
10,992,972.60/16,481,732.44 = 4,842,035.08/x - Step 3: Cross multiply
10,992,972.60x = 16,481,732.44 × 4,842,035.08 - Step 4: Simplify right side
10,992,972.60x = 79,805,126,653,654 - Step 5: Solve for x
x = 79,805,126,653,654/10,992,972.60 - Step 6: Final answer
x = 7,259,649.37
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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.