Finding the Fourth Proportional to 12,304,829.82, 18,461,187.73 and 8,615,696.41
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Solution
The fourth proportional to 12,304,829.82, 18,461,187.73 and 8,615,696.41 is: 12,926,305.46
Step by Step Solution
- Step 1: Write the proportion equation
12,304,829.82 : 18,461,187.73 = 8,615,696.41 : x - Step 2: Convert to fraction form
12,304,829.82/18,461,187.73 = 8,615,696.41/x - Step 3: Cross multiply
12,304,829.82x = 18,461,187.73 × 8,615,696.41 - Step 4: Simplify right side
12,304,829.82x = 159,055,988,849,697.06 - Step 5: Solve for x
x = 159,055,988,849,697.06/12,304,829.82 - Step 6: Final answer
x = 12,926,305.46
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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.