Finding the Fourth Proportional to 36,368,230.93, 50,188,623.69 and 21,484,044.75
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Solution
The fourth proportional to 36,368,230.93, 50,188,623.69 and 21,484,044.75 is: 29,648,256.45
Step by Step Solution
- Step 1: Write the proportion equation
36,368,230.93 : 50,188,623.69 = 21,484,044.75 : x - Step 2: Convert to fraction form
36,368,230.93/50,188,623.69 = 21,484,044.75/x - Step 3: Cross multiply
36,368,230.93x = 50,188,623.69 × 21,484,044.75 - Step 4: Simplify right side
36,368,230.93x = 1,078,254,637,296,870.12 - Step 5: Solve for x
x = 1,078,254,637,296,870.12/36,368,230.93 - Step 6: Final answer
x = 29,648,256.45
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1.5x scale
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.