Finding the Fourth Proportional to 19,521,769.71, 29,282,507.14 and 5,874,857.31
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Solution
The fourth proportional to 19,521,769.71, 29,282,507.14 and 5,874,857.31 is: 8,812,241.60
Step by Step Solution
- Step 1: Write the proportion equation
19,521,769.71 : 29,282,507.14 = 5,874,857.31 : x - Step 2: Convert to fraction form
19,521,769.71/29,282,507.14 = 5,874,857.31/x - Step 3: Cross multiply
19,521,769.71x = 29,282,507.14 × 5,874,857.31 - Step 4: Simplify right side
19,521,769.71x = 172,030,551,126,556.19 - Step 5: Solve for x
x = 172,030,551,126,556.19/19,521,769.71 - Step 6: Final answer
x = 8,812,241.60
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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.