Finding the Fourth Proportional to 19,246,845.54, 28,852,184.79 and 6,458,381.94
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Solution
The fourth proportional to 19,246,845.54, 28,852,184.79 and 6,458,381.94 is: 9,681,504.89
Step by Step Solution
- Step 1: Write the proportion equation
19,246,845.54 : 28,852,184.79 = 6,458,381.94 : x - Step 2: Convert to fraction form
19,246,845.54/28,852,184.79 = 6,458,381.94/x - Step 3: Cross multiply
19,246,845.54x = 28,852,184.79 × 6,458,381.94 - Step 4: Simplify right side
19,246,845.54x = 186,338,429,177,278.69 - Step 5: Solve for x
x = 186,338,429,177,278.69/19,246,845.54 - Step 6: Final answer
x = 9,681,504.89
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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.