Finding the Fourth Proportional to 39,239,162.64, 58,841,585.28 and 19,796,426.28
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Solution
The fourth proportional to 39,239,162.64, 58,841,585.28 and 19,796,426.28 is: 29,685,982.75
Step by Step Solution
- Step 1: Write the proportion equation
39,239,162.64 : 58,841,585.28 = 19,796,426.28 : x - Step 2: Convert to fraction form
39,239,162.64/58,841,585.28 = 19,796,426.28/x - Step 3: Cross multiply
39,239,162.64x = 58,841,585.28 × 19,796,426.28 - Step 4: Simplify right side
39,239,162.64x = 1,164,853,105,193,853.25 - Step 5: Solve for x
x = 1,164,853,105,193,853.25/39,239,162.64 - Step 6: Final answer
x = 29,685,982.75
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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.