Finding the Fourth Proportional to 62,119,036.29, 93,178,795.01 and 18,988,072.05
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Solution
The fourth proportional to 62,119,036.29, 93,178,795.01 and 18,988,072.05 is: 28,482,181.61
Step by Step Solution
- Step 1: Write the proportion equation
62,119,036.29 : 93,178,795.01 = 18,988,072.05 : x - Step 2: Convert to fraction form
62,119,036.29/93,178,795.01 = 18,988,072.05/x - Step 3: Cross multiply
62,119,036.29x = 93,178,795.01 × 18,988,072.05 - Step 4: Simplify right side
62,119,036.29x = 1,769,285,673,087,120 - Step 5: Solve for x
x = 1,769,285,673,087,120/62,119,036.29 - Step 6: Final answer
x = 28,482,181.61
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.