Finding the Fourth Proportional to 50,109,390, 69,149,782.08 and 29,484,172.08
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Solution
The fourth proportional to 50,109,390, 69,149,782.08 and 29,484,172.08 is: 40,687,465.45
Step by Step Solution
- Step 1: Write the proportion equation
50,109,390 : 69,149,782.08 = 29,484,172.08 : x - Step 2: Convert to fraction form
50,109,390/69,149,782.08 = 29,484,172.08/x - Step 3: Cross multiply
50,109,390x = 69,149,782.08 × 29,484,172.08 - Step 4: Simplify right side
50,109,390x = 2,038,824,074,141,220.25 - Step 5: Solve for x
x = 2,038,824,074,141,220.25/50,109,390 - Step 6: Final answer
x = 40,687,465.45
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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.