Finding the Fourth Proportional to 13,306,966.24, 18,360,133.68 and 7,797,388.36
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Solution
The fourth proportional to 13,306,966.24, 18,360,133.68 and 7,797,388.36 is: 10,758,356.94
Step by Step Solution
- Step 1: Write the proportion equation
13,306,966.24 : 18,360,133.68 = 7,797,388.36 : x - Step 2: Convert to fraction form
13,306,966.24/18,360,133.68 = 7,797,388.36/x - Step 3: Cross multiply
13,306,966.24x = 18,360,133.68 × 7,797,388.36 - Step 4: Simplify right side
13,306,966.24x = 143,161,092,644,475.97 - Step 5: Solve for x
x = 143,161,092,644,475.97/13,306,966.24 - Step 6: Final answer
x = 10,758,356.94
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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.