Finding the Fourth Proportional to 46,521,936.27, 64,199,217.21 and 29,127,879.63
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Solution
The fourth proportional to 46,521,936.27, 64,199,217.21 and 29,127,879.63 is: 40,195,813.44
Step by Step Solution
- Step 1: Write the proportion equation
46,521,936.27 : 64,199,217.21 = 29,127,879.63 : x - Step 2: Convert to fraction form
46,521,936.27/64,199,217.21 = 29,127,879.63/x - Step 3: Cross multiply
46,521,936.27x = 64,199,217.21 × 29,127,879.63 - Step 4: Simplify right side
46,521,936.27x = 1,869,987,071,233,104.50 - Step 5: Solve for x
x = 1,869,987,071,233,104.50/46,521,936.27 - Step 6: Final answer
x = 40,195,813.44
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.