Finding the Fourth Proportional to 38,703,584.24, 58,091,248.56 and 19,547,793.68
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Solution
The fourth proportional to 38,703,584.24, 58,091,248.56 and 19,547,793.68 is: 29,339,808.28
Step by Step Solution
- Step 1: Write the proportion equation
38,703,584.24 : 58,091,248.56 = 19,547,793.68 : x - Step 2: Convert to fraction form
38,703,584.24/58,091,248.56 = 19,547,793.68/x - Step 3: Cross multiply
38,703,584.24x = 58,091,248.56 × 19,547,793.68 - Step 4: Simplify right side
38,703,584.24x = 1,135,555,741,464,477.25 - Step 5: Solve for x
x = 1,135,555,741,464,477.25/38,703,584.24 - Step 6: Final answer
x = 29,339,808.28
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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.